<?xml version="1.0" encoding="UTF-8"?>
<quiz>
<!-- question: 0  -->
  <question type="category">
    <category>
      <text>$system$/top/Default per Sistema</text>
    </category>
    <info format="moodle_auto_format">
      <text>La categoria default per le domande condivise nel contesto 'Sistema'.</text>
    </info>
  </question>

<!-- question: 0  -->
  <question type="category">
    <category>
      <text>$system$/top/Default per Sistema/Calcolo letterale</text>
    </category>
    <info format="moodle_auto_format">
      <text></text>
    </info>
  </question>

<!-- question: 261  -->
  <question type="multichoice">
    <name>
      <text>Calcolo letterale - introduzione alle equazioni</text>
    </name>
    <questiontext format="html">
      <text><![CDATA[<p><img src="@@PLUGINFILE@@/Equazioni.PNG" alt="Immagine per introdurre le equazioni" width="413" height="154" style="vertical-align:middle; margin: 0 .5em;" class="img-responsive"><br></p><p><br></p><p>Osserva la figura: per costruire il recinto di legno che vedi in figura sono necessari 120 m. Quale uguaglianza descrive la funzione che permette di calcolare la misura di y?</p><p><br></p><p><br></p><p><br></p>]]></text>
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NYqq4od/M6zUkZoVfHLtfNCut9LvU6+u7r2v2fpZ3/fqCsYVH64Ot6+9cB9AzRASyttSr57m8qvH1JOYtTNevgn9XWOf7DrmSt/fCaKr6crZjRe1Xe9dsAeojoAB0damtrU7v9Q7vufLZFI2cfVV2HdPH0Wi3N3qCZg0Zoz62u3wDQc0QHaKrQl/+xV4dPfq7ffnFKK95O0prTF+0IFf3lFxr5r/+ssZv/1PW7AFwhOkBHsx5e/0qfHs9X/uFf6Nyfrqmmqeuq5v75PRqfkKnb1RxOCfQGogM809Fh/fd3HbWXtODN4Tr2dQXr00AvITrAD6j89riOnL0srnGA3kN0AAAhQ3QAACEi/S9E/iAtiT2GeQAAAABJRU5ErkJggg==</file>
    </questiontext>
    <generalfeedback format="html">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.3333333</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="html">
      <text>Risposta corretta.</text>
    </correctfeedback>
    <partiallycorrectfeedback format="html">
      <text>Risposta parzialmente esatta.</text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="html">
      <text>Risposta errata.</text>
    </incorrectfeedback>
    <shownumcorrect/>
    <answer fraction="0" format="html">
      <text><![CDATA[<p>14y = 120 m</p>]]></text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text><![CDATA[<p>12y<sup>2 </sup>= 120 m</p>]]></text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="100" format="html">
      <text>12y = 120 m</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text><![CDATA[<p>6y<sup>2</sup>&nbsp;= 12y</p>]]></text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 262  -->
  <question type="multichoice">
    <name>
      <text>Calcolo letterale in geometria piana</text>
    </name>
    <questiontext format="html">
      <text><![CDATA[<p><p lang="zxx" align="justify" style="margin-left: 1.01cm; margin-bottom: 0cm; font-style: normal; line-height: 150%">
In un rettangolo la base
misura 4x e l'altezza 3x. Se x = 6 cm, quanto misura il suo perimetro?&nbsp;</p><br></p>]]></text>
    </questiontext>
    <generalfeedback format="html">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.3333333</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="html">
      <text>Risposta corretta.</text>
    </correctfeedback>
    <partiallycorrectfeedback format="html">
      <text></text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="html">
      <text>Risposta errata.</text>
    </incorrectfeedback>
    <shownumcorrect/>
    <answer fraction="0" format="html">
      <text><![CDATA[<p>22 cm</p>]]></text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="100" format="html">
      <text><![CDATA[<p>84 cm</p>]]></text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text><![CDATA[<p>48 cm</p>]]></text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text><![CDATA[<p>88 cm</p>]]></text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 378  -->
  <question type="multichoice">
    <name>
      <text>Grado complessivo del monomio</text>
    </name>
    <questiontext format="html">
      <text><![CDATA[<p>Il grado complessivo del monomio 3a<sup>2</sup>b<sup>2 </sup>è</p>]]></text>
    </questiontext>
    <generalfeedback format="html">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.3333333</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="html">
      <text>Risposta corretta.</text>
    </correctfeedback>
    <partiallycorrectfeedback format="html">
      <text>Risposta parzialmente esatta.</text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="html">
      <text>Risposta errata.</text>
    </incorrectfeedback>
    <shownumcorrect/>
    <answer fraction="0" format="html">
      <text><![CDATA[<p>6</p>]]></text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="100" format="html">
      <text><![CDATA[<p>4</p>]]></text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text><![CDATA[<p>2</p>]]></text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text><![CDATA[<p>0</p>]]></text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 883  -->
  <question type="multichoice">
    <name>
      <text>Teoria polinomi</text>
    </name>
    <questiontext format="html">
      <text><![CDATA[<p><p>Si chiama polinomio</p><br></p>]]></text>
    </questiontext>
    <generalfeedback format="html">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.3333333</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="html">
      <text>Risposta corretta.</text>
    </correctfeedback>
    <partiallycorrectfeedback format="html">
      <text>Risposta parzialmente esatta.</text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="html">
      <text>Risposta errata.</text>
    </incorrectfeedback>
    <shownumcorrect/>
    <answer fraction="0" format="html">
      <text><![CDATA[<p><p>il prodotto di più monomi simili fra loro</p><br></p>]]></text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text><![CDATA[<p>la somma algebrica di più monomi simili fra loro</p>]]></text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="100" format="html">
      <text><![CDATA[<p>la somma algebrica di monomi non simili fra loro</p>]]></text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 926  -->
  <question type="multichoice">
    <name>
      <text>traduzione del testo in calcolo letterale</text>
    </name>
    <questiontext format="html">
      <text><![CDATA[<p><p><ol>
	<p style="margin-bottom: 0.35cm; line-height: 115%">La scrittura   (
	b + 3a<sup>2</sup> ): b         si traduce in 
	</p>
</ol><br></p><br></p>]]></text>
    </questiontext>
    <generalfeedback format="html">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.3333333</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="html">
      <text>Risposta corretta.</text>
    </correctfeedback>
    <partiallycorrectfeedback format="html">
      <text>Risposta parzialmente esatta.</text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="html">
      <text>Risposta errata.</text>
    </incorrectfeedback>
    <shownumcorrect/>
    <answer fraction="0" format="html">
      <text><![CDATA[<p><p style="margin-left: 1.27cm; text-indent: 0.73cm; margin-bottom: 0.35cm; line-height: 115%">
La somma di b più tre volte il quadrato di a diviso b</p><br></p>]]></text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="100" format="html">
      <text><![CDATA[<p><p style="margin-left: 1.27cm; text-indent: 0.73cm; margin-bottom: 0.35cm; line-height: 115%">
La somma di b più tre volte il quadrato di a tutto diviso b</p><br></p>]]></text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text><![CDATA[<p><p style="margin-left: 1.27cm; text-indent: 0.73cm; margin-bottom: 0.35cm; line-height: 115%">Il quadrato della somma&nbsp;<span style="text-indent: 0.73cm;">di b e a, tutto diviso b</span></p><br></p>]]></text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 898  -->
  <question type="multichoice">
    <name>
      <text>Valore numerico di un'espressione letterale</text>
    </name>
    <questiontext format="html">
      <text><![CDATA[<p>Se nell'espressione letterale&nbsp; &nbsp;( 2a + 3b) (a - 1), a = -2 e b = 2, il risultato finale è pari a&nbsp;</p>]]></text>
    </questiontext>
    <generalfeedback format="html">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.3333333</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="html">
      <text>Risposta corretta.</text>
    </correctfeedback>
    <partiallycorrectfeedback format="html">
      <text>Risposta parzialmente esatta.</text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="html">
      <text>Risposta errata.</text>
    </incorrectfeedback>
    <shownumcorrect/>
    <answer fraction="100" format="html">
      <text><![CDATA[<p>-6</p>]]></text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text><![CDATA[<p>+6</p>]]></text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text><![CDATA[<p>-12</p>]]></text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text><![CDATA[<p>+12</p>]]></text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 0  -->
  <question type="category">
    <category>
      <text>$system$/top/Default per Sistema/Calcolo letterale/AddizioneMonomiCoeffFrazioni2mon2lett</text>
    </category>
    <info format="moodle_auto_format">
      <text></text>
    </info>
  </question>

<!-- question: 207  -->
  <question type="multichoice">
    <name>
      <text>AddizioneMonomiCoeffFrazioni2mon2lett - Variante 1</text>
    </name>
    <questiontext format="html">
      <text>$$\frac{1}{3}a^2b + \frac{2}{3}a^2b$$</text>
    </questiontext>
    <generalfeedback format="html">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.0000000</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="html">
      <text></text>
    </correctfeedback>
    <partiallycorrectfeedback format="html">
      <text></text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="html">
      <text></text>
    </incorrectfeedback>
    <answer fraction="100" format="html">
      <text>$$a^2b$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$2a^2b$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$\frac{1}{3}a^2b$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$a^4b^2$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 208  -->
  <question type="multichoice">
    <name>
      <text>AddizioneMonomiCoeffFrazioni2mon2lett - Variante 2</text>
    </name>
    <questiontext format="html">
      <text>$$\frac{2}{5}xy + \frac{3}{5}xy$$</text>
    </questiontext>
    <generalfeedback format="html">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.0000000</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="html">
      <text></text>
    </correctfeedback>
    <partiallycorrectfeedback format="html">
      <text></text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="html">
      <text></text>
    </incorrectfeedback>
    <answer fraction="100" format="html">
      <text>$$xy$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$\frac{6}{5}xy$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$\frac{6}{5}x^2y^2$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$x^2y^2$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 209  -->
  <question type="multichoice">
    <name>
      <text>AddizioneMonomiCoeffFrazioni2mon2lett - Variante 3</text>
    </name>
    <questiontext format="html">
      <text>$$\frac{1}{4}a^2b^2 + \frac{3}{4}a^2b^2$$</text>
    </questiontext>
    <generalfeedback format="html">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.0000000</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="html">
      <text></text>
    </correctfeedback>
    <partiallycorrectfeedback format="html">
      <text></text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="html">
      <text></text>
    </incorrectfeedback>
    <answer fraction="100" format="html">
      <text>$$a^2b^2$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$2a^2b^2$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$a^4b^4$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$\frac{3}{4}a^2b^2$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 210  -->
  <question type="multichoice">
    <name>
      <text>AddizioneMonomiCoeffFrazioni2mon2lett - Variante 4</text>
    </name>
    <questiontext format="html">
      <text>$$\frac{1}{4}x^2y + \frac{1}{4}x^2y$$</text>
    </questiontext>
    <generalfeedback format="html">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.0000000</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="html">
      <text></text>
    </correctfeedback>
    <partiallycorrectfeedback format="html">
      <text></text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="html">
      <text></text>
    </incorrectfeedback>
    <answer fraction="100" format="html">
      <text>$$\frac{1}{2}x^2y$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$\frac{1}{8}x^2y$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$2x^2y$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$4x^2y$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 211  -->
  <question type="multichoice">
    <name>
      <text>AddizioneMonomiCoeffFrazioni2mon2lett - Variante 5</text>
    </name>
    <questiontext format="html">
      <text>$$\frac{1}{2}ab^2 + \frac{1}{4}ab^2$$</text>
    </questiontext>
    <generalfeedback format="html">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.0000000</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="html">
      <text></text>
    </correctfeedback>
    <partiallycorrectfeedback format="html">
      <text></text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="html">
      <text></text>
    </incorrectfeedback>
    <answer fraction="100" format="html">
      <text>$$\frac{3}{4}ab^2$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$\frac{1}{3}ab^2$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$\frac{1}{8}a^2b^4$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$a^2b$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 0  -->
  <question type="category">
    <category>
      <text>$system$/top/Default per Sistema/Calcolo letterale/ProdottoMonomioPolinomio</text>
    </category>
    <info format="moodle_auto_format">
      <text></text>
    </info>
  </question>

<!-- question: 274  -->
  <question type="multichoice">
    <name>
      <text>Coefficiente Lettera per binomio</text>
    </name>
    <questiontext format="html">
      <text><![CDATA[<p><span style="color: rgb(51, 51, 51); font-family: 'open sans', sans-serif; font-size: 14px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: 20px; orphans: auto; text-align: left; text-indent: 0px; text-transform: none; white-space: normal; widows: 1; word-spacing: 0px; -webkit-text-stroke-width: 0px; display: inline !important; float: none; background-color: rgb(255, 255, 255);">$$3a(2a+3b) = $$</span><br></p>]]></text>
    </questiontext>
    <generalfeedback format="html">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.3333333</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="html">
      <text>Risposta corretta.</text>
    </correctfeedback>
    <partiallycorrectfeedback format="html">
      <text>Risposta parzialmente esatta.</text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="html">
      <text>Risposta errata.</text>
    </incorrectfeedback>
    <shownumcorrect/>
    <answer fraction="100" format="html">
      <text><![CDATA[<p><span style="color: rgb(51, 51, 51); font-family: 'open sans', sans-serif; font-size: 14px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: 20px; orphans: auto; text-align: left; text-indent: 0px; text-transform: none; white-space: normal; widows: 1; word-spacing: 0px; -webkit-text-stroke-width: 0px; display: inline !important; float: none; background-color: rgb(255, 255, 255);"><span style="color: rgb(51, 51, 51); font-family: 'open sans', sans-serif; font-size: 14px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: 20px; orphans: auto; text-align: left; text-indent: 0px; text-transform: none; white-space: normal; widows: 1; word-spacing: 0px; -webkit-text-stroke-width: 0px; display: inline !important; float: none; background-color: rgb(255, 255, 255);">$$6a^2+9ab &nbsp;$$</span></span><br></p>]]></text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text><![CDATA[<p><span style="color: rgb(51, 51, 51); font-family: 'open sans', sans-serif; font-size: 14px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: 20px; orphans: auto; text-align: left; text-indent: 0px; text-transform: none; white-space: normal; widows: 1; word-spacing: 0px; -webkit-text-stroke-width: 0px; display: inline !important; float: none; background-color: rgb(255, 255, 255);">$$6a^2+3b $$</span><br></p>]]></text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text><![CDATA[<p><span style="color: rgb(51, 51, 51); font-family: 'open sans', sans-serif; font-size: 14px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: 20px; orphans: auto; text-align: left; text-indent: 0px; text-transform: none; white-space: normal; widows: 1; word-spacing: 0px; -webkit-text-stroke-width: 0px; display: inline !important; float: none; background-color: rgb(255, 255, 255);">$$9a^3 $$</span><br></p>]]></text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text><![CDATA[<p><span style="color: rgb(51, 51, 51); font-family: 'open sans', sans-serif; font-size: 14px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: 20px; orphans: auto; text-align: left; text-indent: 0px; text-transform: none; white-space: normal; widows: 1; word-spacing: 0px; -webkit-text-stroke-width: 0px; display: inline !important; float: none; background-color: rgb(255, 255, 255);">$$6a+9b &nbsp;$$</span><br></p>]]></text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 275  -->
  <question type="multichoice">
    <name>
      <text>Coefficiente Lettera per binomio solo x</text>
    </name>
    <questiontext format="html">
      <text><![CDATA[<p><span style="color: rgb(51, 51, 51); font-family: 'open sans', sans-serif; font-size: 14px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: 20px; orphans: auto; text-align: left; text-indent: 0px; text-transform: none; white-space: normal; widows: 1; word-spacing: 0px; -webkit-text-stroke-width: 0px; display: inline !important; float: none; background-color: rgb(255, 255, 255);">$$2x(2x+3) = $$</span><br></p>]]></text>
    </questiontext>
    <generalfeedback format="html">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.3333333</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="html">
      <text>Risposta corretta.</text>
    </correctfeedback>
    <partiallycorrectfeedback format="html">
      <text>Risposta parzialmente esatta.</text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="html">
      <text>Risposta errata.</text>
    </incorrectfeedback>
    <shownumcorrect/>
    <answer fraction="100" format="html">
      <text><![CDATA[<p><span style="color: rgb(51, 51, 51); font-family: 'open sans', sans-serif; font-size: 14px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: 20px; orphans: auto; text-align: left; text-indent: 0px; text-transform: none; white-space: normal; widows: 1; word-spacing: 0px; -webkit-text-stroke-width: 0px; display: inline !important; float: none; background-color: rgb(255, 255, 255);">$$4x^2+6x $$</span><br></p>]]></text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text><![CDATA[<p><span style="color: rgb(51, 51, 51); font-family: 'open sans', sans-serif; font-size: 14px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: 20px; orphans: auto; text-align: left; text-indent: 0px; text-transform: none; white-space: normal; widows: 1; word-spacing: 0px; -webkit-text-stroke-width: 0px; display: inline !important; float: none; background-color: rgb(255, 255, 255);">$$(8x+6) &nbsp;$$</span><br></p>]]></text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text><![CDATA[<p><span style="color: rgb(51, 51, 51); font-family: 'open sans', sans-serif; font-size: 14px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: 20px; orphans: auto; text-align: left; text-indent: 0px; text-transform: none; white-space: normal; widows: 1; word-spacing: 0px; -webkit-text-stroke-width: 0px; display: inline !important; float: none; background-color: rgb(255, 255, 255);">$$2x+6x = 8x$$</span><br></p>]]></text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text><![CDATA[<p><span style="color: rgb(51, 51, 51); font-family: 'open sans', sans-serif; font-size: 14px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: 20px; orphans: auto; text-align: left; text-indent: 0px; text-transform: none; white-space: normal; widows: 1; word-spacing: 0px; -webkit-text-stroke-width: 0px; display: inline !important; float: none; background-color: rgb(255, 255, 255);">$$4x+6 &nbsp;$$</span><br></p>]]></text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 896  -->
  <question type="multichoice">
    <name>
      <text>Una Lettera Per Binomio</text>
    </name>
    <questiontext format="html">
      <text><![CDATA[<p>$$a(3ab+2b) = $$</p>]]></text>
    </questiontext>
    <generalfeedback format="html">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.3333333</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="html">
      <text>Risposta corretta.</text>
    </correctfeedback>
    <partiallycorrectfeedback format="html">
      <text>Risposta parzialmente esatta.</text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="html">
      <text>Risposta errata.</text>
    </incorrectfeedback>
    <shownumcorrect/>
    <answer fraction="100" format="html">
      <text><![CDATA[<p><span style="color: rgb(51, 51, 51); font-family: 'open sans', sans-serif; font-size: 14px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: 20px; orphans: auto; text-align: left; text-indent: 0px; text-transform: none; white-space: normal; widows: 1; word-spacing: 0px; -webkit-text-stroke-width: 0px; display: inline !important; float: none; background-color: rgb(255, 255, 255);">$$3a^2 b+2ab $$</span><br></p>]]></text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text><![CDATA[<p><span style="color: rgb(51, 51, 51); font-family: 'open sans', sans-serif; font-size: 14px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: 20px; orphans: auto; text-align: left; text-indent: 0px; text-transform: none; white-space: normal; widows: 1; word-spacing: 0px; -webkit-text-stroke-width: 0px; display: inline !important; float: none; background-color: rgb(255, 255, 255);">$$3a^2+2a &nbsp;$$</span><br></p>]]></text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text><![CDATA[<p><span style="color: rgb(51, 51, 51); font-family: 'open sans', sans-serif; font-size: 14px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: 20px; orphans: auto; text-align: left; text-indent: 0px; text-transform: none; white-space: normal; widows: 1; word-spacing: 0px; -webkit-text-stroke-width: 0px; display: inline !important; float: none; background-color: rgb(255, 255, 255);">$$3a^2 b+2b $$</span><br></p>]]></text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text><![CDATA[<p><span style="color: rgb(51, 51, 51); font-family: 'open sans', sans-serif; font-size: 14px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: 20px; orphans: auto; text-align: left; text-indent: 0px; text-transform: none; white-space: normal; widows: 1; word-spacing: 0px; -webkit-text-stroke-width: 0px; display: inline !important; float: none; background-color: rgb(255, 255, 255);">$$3b+2b $$</span><br></p>]]></text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 0  -->
  <question type="category">
    <category>
      <text>$system$/top/Default per Sistema/Calcolo letterale/DivisioneMonomiFacile2mon2lett</text>
    </category>
    <info format="moodle_auto_format">
      <text></text>
    </info>
  </question>

<!-- question: 332  -->
  <question type="multichoice">
    <name>
      <text>DivisioneMonomiFacile2mon2lett - Variante 1</text>
    </name>
    <questiontext format="html">
      <text>$$6a^2b^2 : 2a^2b$$</text>
    </questiontext>
    <generalfeedback format="html">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.0000000</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="html">
      <text></text>
    </correctfeedback>
    <partiallycorrectfeedback format="html">
      <text></text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="html">
      <text></text>
    </incorrectfeedback>
    <answer fraction="100" format="html">
      <text>$$3b$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$4a^2b^2$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$4$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$6a^4b^3$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 333  -->
  <question type="multichoice">
    <name>
      <text>DivisioneMonomiFacile2mon2lett - Variante 2</text>
    </name>
    <questiontext format="html">
      <text>$$9x^2y : 3x$$</text>
    </questiontext>
    <generalfeedback format="html">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.0000000</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="html">
      <text></text>
    </correctfeedback>
    <partiallycorrectfeedback format="html">
      <text></text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="html">
      <text></text>
    </incorrectfeedback>
    <answer fraction="100" format="html">
      <text>$$3xy$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$6x^2$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$6x^3y$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$3$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 334  -->
  <question type="multichoice">
    <name>
      <text>DivisioneMonomiFacile2mon2lett - Variante 3</text>
    </name>
    <questiontext format="html">
      <text>$$3a^2b^2 : a^2$$</text>
    </questiontext>
    <generalfeedback format="html">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.0000000</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="html">
      <text></text>
    </correctfeedback>
    <partiallycorrectfeedback format="html">
      <text></text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="html">
      <text></text>
    </incorrectfeedback>
    <answer fraction="100" format="html">
      <text>$$3b^2$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$2a^4b^2$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$4a^4b^2$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$0$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 335  -->
  <question type="multichoice">
    <name>
      <text>DivisioneMonomiFacile2mon2lett - Variante 4</text>
    </name>
    <questiontext format="html">
      <text>$$2x^3y^3 : 2x^2y$$</text>
    </questiontext>
    <generalfeedback format="html">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.0000000</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="html">
      <text></text>
    </correctfeedback>
    <partiallycorrectfeedback format="html">
      <text></text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="html">
      <text></text>
    </incorrectfeedback>
    <answer fraction="100" format="html">
      <text>$$xy^2$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$0$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$0xy^2$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$4x^5y^4$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 336  -->
  <question type="multichoice">
    <name>
      <text>DivisioneMonomiFacile2mon2lett - Variante 5</text>
    </name>
    <questiontext format="html">
      <text>$$4a^2b^4 : 2a^2b$$</text>
    </questiontext>
    <generalfeedback format="html">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.0000000</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="html">
      <text></text>
    </correctfeedback>
    <partiallycorrectfeedback format="html">
      <text></text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="html">
      <text></text>
    </incorrectfeedback>
    <answer fraction="100" format="html">
      <text>$$2b^3$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$2a^4b^5$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$0$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$4ab^2$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 0  -->
  <question type="category">
    <category>
      <text>$system$/top/Default per Sistema/Calcolo letterale/ProdottoNumeroPolinomio</text>
    </category>
    <info format="moodle_auto_format">
      <text></text>
    </info>
  </question>

<!-- question: 368  -->
  <question type="multichoice">
    <name>
      <text>Frazione per binomio</text>
    </name>
    <questiontext format="html">
      <text><![CDATA[<p><span style="color: rgb(51, 51, 51); font-family: 'open sans', sans-serif; font-size: 14px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: 20px; orphans: auto; text-align: left; text-indent: 0px; text-transform: none; white-space: normal; widows: 1; word-spacing: 0px; -webkit-text-stroke-width: 0px; display: inline !important; float: none; background-color: rgb(255, 255, 255);">$$ \frac {1}{3} (6x-3y) = $$</span><br></p>]]></text>
    </questiontext>
    <generalfeedback format="html">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.3333333</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="html">
      <text>Risposta corretta.</text>
    </correctfeedback>
    <partiallycorrectfeedback format="html">
      <text>Risposta parzialmente esatta.</text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="html">
      <text>Risposta errata.</text>
    </incorrectfeedback>
    <shownumcorrect/>
    <answer fraction="100" format="html">
      <text><![CDATA[<p><span style="color: rgb(51, 51, 51); font-family: 'open sans', sans-serif; font-size: 14px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: 20px; orphans: auto; text-align: left; text-indent: 0px; text-transform: none; white-space: normal; widows: 1; word-spacing: 0px; -webkit-text-stroke-width: 0px; display: inline !important; float: none; background-color: rgb(255, 255, 255);">$$2x-y $$</span><br></p>]]></text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text><![CDATA[<p><span style="color: rgb(51, 51, 51); font-family: 'open sans', sans-serif; font-size: 14px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: 20px; orphans: auto; text-align: left; text-indent: 0px; text-transform: none; white-space: normal; widows: 1; word-spacing: 0px; -webkit-text-stroke-width: 0px; display: inline !important; float: none; background-color: rgb(255, 255, 255);">$$ 3x-3 $$</span><br></p>]]></text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text><![CDATA[<p><span style="color: rgb(51, 51, 51); font-family: 'open sans', sans-serif; font-size: 14px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: 20px; orphans: auto; text-align: left; text-indent: 0px; text-transform: none; white-space: normal; widows: 1; word-spacing: 0px; -webkit-text-stroke-width: 0px; display: inline !important; float: none; background-color: rgb(255, 255, 255);">$$ 9x+y $$</span><br></p>]]></text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text><![CDATA[<p><span style="color: rgb(51, 51, 51); font-family: 'open sans', sans-serif; font-size: 14px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: 20px; orphans: auto; text-align: left; text-indent: 0px; text-transform: none; white-space: normal; widows: 1; word-spacing: 0px; -webkit-text-stroke-width: 0px; display: inline !important; float: none; background-color: rgb(255, 255, 255);"><span style="color: rgb(51, 51, 51); font-family: 'open sans', sans-serif; font-size: 14px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: 20px; orphans: auto; text-align: left; text-indent: 0px; text-transform: none; white-space: normal; widows: 1; word-spacing: 0px; -webkit-text-stroke-width: 0px; display: inline !important; float: none; background-color: rgb(255, 255, 255);">$$ \frac {1}{3}x - \frac{1}{3}y$$</span></span><br></p>]]></text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 369  -->
  <question type="multichoice">
    <name>
      <text>Frazione per binomio 2</text>
    </name>
    <questiontext format="html">
      <text><![CDATA[<p><span style="color: rgb(51, 51, 51); font-family: 'open sans', sans-serif; font-size: 14px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: 20px; orphans: auto; text-align: left; text-indent: 0px; text-transform: none; white-space: normal; widows: 1; word-spacing: 0px; -webkit-text-stroke-width: 0px; display: inline !important; float: none; background-color: rgb(255, 255, 255);">$$ \frac {2}{3} (3x-9y) = $$</span><br></p>]]></text>
    </questiontext>
    <generalfeedback format="html">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.3333333</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="html">
      <text>Risposta corretta.</text>
    </correctfeedback>
    <partiallycorrectfeedback format="html">
      <text>Risposta parzialmente esatta.</text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="html">
      <text>Risposta errata.</text>
    </incorrectfeedback>
    <shownumcorrect/>
    <answer fraction="100" format="html">
      <text><![CDATA[<p><span style="color: rgb(51, 51, 51); font-family: 'open sans', sans-serif; font-size: 14px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: 20px; orphans: auto; text-align: left; text-indent: 0px; text-transform: none; white-space: normal; widows: 1; word-spacing: 0px; -webkit-text-stroke-width: 0px; display: inline !important; float: none; background-color: rgb(255, 255, 255);">$$2x-6y $$</span><br></p>]]></text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text><![CDATA[<p><span style="color: rgb(51, 51, 51); font-family: 'open sans', sans-serif; font-size: 14px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: 20px; orphans: auto; text-align: left; text-indent: 0px; text-transform: none; white-space: normal; widows: 1; word-spacing: 0px; -webkit-text-stroke-width: 0px; display: inline !important; float: none; background-color: rgb(255, 255, 255);">$$ x-18 $$</span><br></p>]]></text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text><![CDATA[<p><span style="color: rgb(51, 51, 51); font-family: 'open sans', sans-serif; font-size: 14px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: 20px; orphans: auto; text-align: left; text-indent: 0px; text-transform: none; white-space: normal; widows: 1; word-spacing: 0px; -webkit-text-stroke-width: 0px; display: inline !important; float: none; background-color: rgb(255, 255, 255);">$$ x+6y $$</span><br></p>]]></text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text><![CDATA[<p><span style="color: rgb(51, 51, 51); font-family: 'open sans', sans-serif; font-size: 14px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: 20px; orphans: auto; text-align: left; text-indent: 0px; text-transform: none; white-space: normal; widows: 1; word-spacing: 0px; -webkit-text-stroke-width: 0px; display: inline !important; float: none; background-color: rgb(255, 255, 255);"><span style="color: rgb(51, 51, 51); font-family: 'open sans', sans-serif; font-size: 14px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: 20px; orphans: auto; text-align: left; text-indent: 0px; text-transform: none; white-space: normal; widows: 1; word-spacing: 0px; -webkit-text-stroke-width: 0px; display: inline !important; float: none; background-color: rgb(255, 255, 255);">$$ \frac {4}{9}x - \frac{18}{27}y$$</span></span><br></p>]]></text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 435  -->
  <question type="multichoice">
    <name>
      <text>Numero intero trinomio</text>
    </name>
    <questiontext format="html">
      <text><![CDATA[<p><span style="color: rgb(51, 51, 51); font-family: 'open sans', sans-serif; font-size: 14px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: 20px; orphans: auto; text-align: left; text-indent: 0px; text-transform: none; white-space: normal; widows: 1; word-spacing: 0px; -webkit-text-stroke-width: 0px; display: inline !important; float: none; background-color: rgb(255, 255, 255);">$$2(3xy+5x+4y) = $$</span><br></p>]]></text>
    </questiontext>
    <generalfeedback format="html">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.3333333</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="html">
      <text>Risposta corretta.</text>
    </correctfeedback>
    <partiallycorrectfeedback format="html">
      <text>Risposta parzialmente esatta.</text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="html">
      <text>Risposta errata.</text>
    </incorrectfeedback>
    <shownumcorrect/>
    <answer fraction="100" format="html">
      <text><![CDATA[<p><span style="color: rgb(51, 51, 51); font-family: 'open sans', sans-serif; font-size: 14px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: 20px; orphans: auto; text-align: left; text-indent: 0px; text-transform: none; white-space: normal; widows: 1; word-spacing: 0px; -webkit-text-stroke-width: 0px; display: inline !important; float: none; background-color: rgb(255, 255, 255);">$$ 6xy+10x+8y $$</span><br></p>]]></text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text><![CDATA[<p><span style="color: rgb(51, 51, 51); font-family: 'open sans', sans-serif; font-size: 14px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: 20px; orphans: auto; text-align: left; text-indent: 0px; text-transform: none; white-space: normal; widows: 1; word-spacing: 0px; -webkit-text-stroke-width: 0px; display: inline !important; float: none; background-color: rgb(255, 255, 255);">$$ 6xy+5x+4y $$</span><br></p>]]></text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text><![CDATA[<p><span style="color: rgb(51, 51, 51); font-family: 'open sans', sans-serif; font-size: 14px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: 20px; orphans: auto; text-align: left; text-indent: 0px; text-transform: none; white-space: normal; widows: 1; word-spacing: 0px; -webkit-text-stroke-width: 0px; display: inline !important; float: none; background-color: rgb(255, 255, 255);">$$ 6xy $$</span><br></p>]]></text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text><![CDATA[<p><span style="color: rgb(51, 51, 51); font-family: 'open sans', sans-serif; font-size: 14px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: 20px; orphans: auto; text-align: left; text-indent: 0px; text-transform: none; white-space: normal; widows: 1; word-spacing: 0px; -webkit-text-stroke-width: 0px; display: inline !important; float: none; background-color: rgb(255, 255, 255);">$$ 6x^2 y^2 +10x^2+8y^2 $$</span><br></p>]]></text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 0  -->
  <question type="category">
    <category>
      <text>$system$/top/Default per Sistema/Calcolo letterale/riduzione polinomi in x</text>
    </category>
    <info format="moodle_auto_format">
      <text></text>
    </info>
  </question>

<!-- question: 437  -->
  <question type="multichoice">
    <name>
      <text>Option 1-1-1</text>
    </name>
    <questiontext format="html">
      <text>$$-2+3x+4x^2-2x-4x^2$$</text>
    </questiontext>
    <generalfeedback format="moodle_auto_format">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.5000000</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="moodle_auto_format">
      <text></text>
    </correctfeedback>
    <partiallycorrectfeedback format="moodle_auto_format">
      <text></text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="moodle_auto_format">
      <text></text>
    </incorrectfeedback>
    <answer fraction="100" format="moodle_auto_format">
      <text>$$-2+x$$</text>
      <feedback format="moodle_auto_format">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="moodle_auto_format">
      <text>$$-3+x$$</text>
      <feedback format="moodle_auto_format">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="moodle_auto_format">
      <text>$$-2+2x$$</text>
      <feedback format="moodle_auto_format">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="moodle_auto_format">
      <text>$$-3+2x$$</text>
      <feedback format="moodle_auto_format">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 440  -->
  <question type="multichoice">
    <name>
      <text>Option 1-1-2</text>
    </name>
    <questiontext format="html">
      <text>$$-3+2x+x^2-3x-x^2$$</text>
    </questiontext>
    <generalfeedback format="moodle_auto_format">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.5000000</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="moodle_auto_format">
      <text></text>
    </correctfeedback>
    <partiallycorrectfeedback format="moodle_auto_format">
      <text></text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="moodle_auto_format">
      <text></text>
    </incorrectfeedback>
    <answer fraction="100" format="moodle_auto_format">
      <text>$$-3-x$$</text>
      <feedback format="moodle_auto_format">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="moodle_auto_format">
      <text>$$-2-x$$</text>
      <feedback format="moodle_auto_format">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="moodle_auto_format">
      <text>$$-3-2x$$</text>
      <feedback format="moodle_auto_format">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="moodle_auto_format">
      <text>$$-2-2x$$</text>
      <feedback format="moodle_auto_format">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 441  -->
  <question type="multichoice">
    <name>
      <text>Option 2-1-1</text>
    </name>
    <questiontext format="html">
      <text>$$-4x^2-2+3x+4x^2-2x$$</text>
    </questiontext>
    <generalfeedback format="moodle_auto_format">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.5000000</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="moodle_auto_format">
      <text></text>
    </correctfeedback>
    <partiallycorrectfeedback format="moodle_auto_format">
      <text></text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="moodle_auto_format">
      <text></text>
    </incorrectfeedback>
    <answer fraction="100" format="moodle_auto_format">
      <text>$$-2+x$$</text>
      <feedback format="moodle_auto_format">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="moodle_auto_format">
      <text>$$x^2-2+x$$</text>
      <feedback format="moodle_auto_format">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="moodle_auto_format">
      <text>$$-3+x$$</text>
      <feedback format="moodle_auto_format">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="moodle_auto_format">
      <text>$$x^2-3+x$$</text>
      <feedback format="moodle_auto_format">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 444  -->
  <question type="multichoice">
    <name>
      <text>Option 2-1-2</text>
    </name>
    <questiontext format="html">
      <text>$$-x^2-3+2x+x^2-3x$$</text>
    </questiontext>
    <generalfeedback format="moodle_auto_format">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.5000000</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="moodle_auto_format">
      <text></text>
    </correctfeedback>
    <partiallycorrectfeedback format="moodle_auto_format">
      <text></text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="moodle_auto_format">
      <text></text>
    </incorrectfeedback>
    <answer fraction="100" format="moodle_auto_format">
      <text>$$-3-x$$</text>
      <feedback format="moodle_auto_format">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="moodle_auto_format">
      <text>$$-x^2-3-x$$</text>
      <feedback format="moodle_auto_format">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="moodle_auto_format">
      <text>$$-2-x$$</text>
      <feedback format="moodle_auto_format">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="moodle_auto_format">
      <text>$$-x^2-2-x$$</text>
      <feedback format="moodle_auto_format">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 446  -->
  <question type="multichoice">
    <name>
      <text>Option 3-1-1</text>
    </name>
    <questiontext format="html">
      <text>$$-2x-4x^2-2+3x+4x^2$$</text>
    </questiontext>
    <generalfeedback format="moodle_auto_format">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.5000000</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="moodle_auto_format">
      <text></text>
    </correctfeedback>
    <partiallycorrectfeedback format="moodle_auto_format">
      <text></text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="moodle_auto_format">
      <text></text>
    </incorrectfeedback>
    <answer fraction="100" format="moodle_auto_format">
      <text>$$x-2$$</text>
      <feedback format="moodle_auto_format">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="moodle_auto_format">
      <text>$$2x-2$$</text>
      <feedback format="moodle_auto_format">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="moodle_auto_format">
      <text>$$x-x^2-2$$</text>
      <feedback format="moodle_auto_format">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="moodle_auto_format">
      <text>$$2x-x^2-2$$</text>
      <feedback format="moodle_auto_format">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 447  -->
  <question type="multichoice">
    <name>
      <text>Option 3-1-2</text>
    </name>
    <questiontext format="html">
      <text>$$-3x-x^2-3+2x+x^2$$</text>
    </questiontext>
    <generalfeedback format="moodle_auto_format">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.5000000</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="moodle_auto_format">
      <text></text>
    </correctfeedback>
    <partiallycorrectfeedback format="moodle_auto_format">
      <text></text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="moodle_auto_format">
      <text></text>
    </incorrectfeedback>
    <answer fraction="100" format="moodle_auto_format">
      <text>$$-x-3$$</text>
      <feedback format="moodle_auto_format">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="moodle_auto_format">
      <text>$$-2x-3$$</text>
      <feedback format="moodle_auto_format">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="moodle_auto_format">
      <text>$$-x+x^2-3$$</text>
      <feedback format="moodle_auto_format">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="moodle_auto_format">
      <text>$$-2x+x^2-3$$</text>
      <feedback format="moodle_auto_format">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 449  -->
  <question type="multichoice">
    <name>
      <text>Option 4-1-1</text>
    </name>
    <questiontext format="html">
      <text>$$4x^2-2x-4x^2-2+3x$$</text>
    </questiontext>
    <generalfeedback format="moodle_auto_format">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.5000000</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="moodle_auto_format">
      <text></text>
    </correctfeedback>
    <partiallycorrectfeedback format="moodle_auto_format">
      <text></text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="moodle_auto_format">
      <text></text>
    </incorrectfeedback>
    <answer fraction="100" format="moodle_auto_format">
      <text>$$x-2$$</text>
      <feedback format="moodle_auto_format">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="moodle_auto_format">
      <text>$$x^2+x-2$$</text>
      <feedback format="moodle_auto_format">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="moodle_auto_format">
      <text>$$-2$$</text>
      <feedback format="moodle_auto_format">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="moodle_auto_format">
      <text>$$x^2-2$$</text>
      <feedback format="moodle_auto_format">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 451  -->
  <question type="multichoice">
    <name>
      <text>Option 4-1-2</text>
    </name>
    <questiontext format="html">
      <text>$$x^2-3x-x^2-3+2x$$</text>
    </questiontext>
    <generalfeedback format="moodle_auto_format">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.5000000</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="moodle_auto_format">
      <text></text>
    </correctfeedback>
    <partiallycorrectfeedback format="moodle_auto_format">
      <text></text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="moodle_auto_format">
      <text></text>
    </incorrectfeedback>
    <answer fraction="100" format="moodle_auto_format">
      <text>$$-x-3$$</text>
      <feedback format="moodle_auto_format">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="moodle_auto_format">
      <text>$$-x^2-x-3$$</text>
      <feedback format="moodle_auto_format">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="moodle_auto_format">
      <text>$$-3$$</text>
      <feedback format="moodle_auto_format">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="moodle_auto_format">
      <text>$$-x^2-3$$</text>
      <feedback format="moodle_auto_format">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 454  -->
  <question type="multichoice">
    <name>
      <text>Option 5-1-1</text>
    </name>
    <questiontext format="html">
      <text>$$3x+4x^2-2x-4x^2-2$$</text>
    </questiontext>
    <generalfeedback format="moodle_auto_format">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.5000000</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="moodle_auto_format">
      <text></text>
    </correctfeedback>
    <partiallycorrectfeedback format="moodle_auto_format">
      <text></text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="moodle_auto_format">
      <text></text>
    </incorrectfeedback>
    <answer fraction="100" format="moodle_auto_format">
      <text>$$x-2$$</text>
      <feedback format="moodle_auto_format">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="moodle_auto_format">
      <text>$$-2$$</text>
      <feedback format="moodle_auto_format">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="moodle_auto_format">
      <text>$$x+x^2-2$$</text>
      <feedback format="moodle_auto_format">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="moodle_auto_format">
      <text>$$x^2-2$$</text>
      <feedback format="moodle_auto_format">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 456  -->
  <question type="multichoice">
    <name>
      <text>Option 5-1-2</text>
    </name>
    <questiontext format="html">
      <text>$$2x+x^2-3x-x^2-3$$</text>
    </questiontext>
    <generalfeedback format="moodle_auto_format">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.5000000</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="moodle_auto_format">
      <text></text>
    </correctfeedback>
    <partiallycorrectfeedback format="moodle_auto_format">
      <text></text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="moodle_auto_format">
      <text></text>
    </incorrectfeedback>
    <answer fraction="100" format="moodle_auto_format">
      <text>$$-x-3$$</text>
      <feedback format="moodle_auto_format">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="moodle_auto_format">
      <text>$$-3$$</text>
      <feedback format="moodle_auto_format">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="moodle_auto_format">
      <text>$$-x-x^2-3$$</text>
      <feedback format="moodle_auto_format">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="moodle_auto_format">
      <text>$$-x^2-3$$</text>
      <feedback format="moodle_auto_format">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 0  -->
  <question type="category">
    <category>
      <text>$system$/top/Default per Sistema/Calcolo letterale/Addizione monomi simili - Riduzione polinomi</text>
    </category>
    <info format="moodle_auto_format">
      <text></text>
    </info>
  </question>

<!-- question: 438  -->
  <question type="multichoice">
    <name>
      <text>Option 1-1-1</text>
    </name>
    <questiontext format="html">
      <text>$$3a+b-3a-2b+4a$$</text>
    </questiontext>
    <generalfeedback format="html">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.5000000</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="html">
      <text></text>
    </correctfeedback>
    <partiallycorrectfeedback format="html">
      <text></text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="html">
      <text></text>
    </incorrectfeedback>
    <answer fraction="100" format="moodle_auto_format">
      <text>$$4a-b$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="moodle_auto_format">
      <text>$$3a-b$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="moodle_auto_format">
      <text>$$4a$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="moodle_auto_format">
      <text>$$3a$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 439  -->
  <question type="multichoice">
    <name>
      <text>Option 1-1-2</text>
    </name>
    <questiontext format="html">
      <text>$$2a+2b-2a-b-4a$$</text>
    </questiontext>
    <generalfeedback format="html">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.5000000</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="html">
      <text></text>
    </correctfeedback>
    <partiallycorrectfeedback format="html">
      <text></text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="html">
      <text></text>
    </incorrectfeedback>
    <answer fraction="100" format="moodle_auto_format">
      <text>$$-4a+b$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="moodle_auto_format">
      <text>$$-5a+b$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="moodle_auto_format">
      <text>$$-4a+2b$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="moodle_auto_format">
      <text>$$-5a+2b$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 442  -->
  <question type="multichoice">
    <name>
      <text>Option 2-1-1</text>
    </name>
    <questiontext format="html">
      <text><![CDATA[<p>$$4a+3a+b-3a-2b$$</p>]]></text>
    </questiontext>
    <generalfeedback format="html">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.5000000</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="moodle_auto_format">
      <text></text>
    </correctfeedback>
    <partiallycorrectfeedback format="moodle_auto_format">
      <text></text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="moodle_auto_format">
      <text></text>
    </incorrectfeedback>
    <answer fraction="100" format="moodle_auto_format">
      <text>$$4a-b$$</text>
      <feedback format="moodle_auto_format">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="moodle_auto_format">
      <text>$$5a-b$$</text>
      <feedback format="moodle_auto_format">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="moodle_auto_format">
      <text>$$3a-b$$</text>
      <feedback format="moodle_auto_format">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="moodle_auto_format">
      <text>$$4a$$</text>
      <feedback format="moodle_auto_format">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 443  -->
  <question type="multichoice">
    <name>
      <text>Option 2-1-2</text>
    </name>
    <questiontext format="html">
      <text><![CDATA[<p>$$-4a+2a+2b-2a-b$$</p>]]></text>
    </questiontext>
    <generalfeedback format="html">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.5000000</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="html">
      <text></text>
    </correctfeedback>
    <partiallycorrectfeedback format="html">
      <text></text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="html">
      <text></text>
    </incorrectfeedback>
    <answer fraction="100" format="moodle_auto_format">
      <text>$$-4a+b$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="moodle_auto_format">
      <text>$$-3a+b$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="moodle_auto_format">
      <text>$$-5a+b$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="moodle_auto_format">
      <text>$$-2a+b$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 445  -->
  <question type="multichoice">
    <name>
      <text>Option 3-1-1</text>
    </name>
    <questiontext format="html">
      <text>$$-2b+4a+3a+b-3a$$</text>
    </questiontext>
    <generalfeedback format="html">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.5000000</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="html">
      <text></text>
    </correctfeedback>
    <partiallycorrectfeedback format="html">
      <text></text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="html">
      <text></text>
    </incorrectfeedback>
    <answer fraction="100" format="moodle_auto_format">
      <text>$$-b+4a$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="moodle_auto_format">
      <text>$$4a$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="moodle_auto_format">
      <text>$$-b+3a$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="moodle_auto_format">
      <text>$$3a$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 448  -->
  <question type="multichoice">
    <name>
      <text>Option 3-1-2</text>
    </name>
    <questiontext format="html">
      <text>$$-b-4a+2a+2b-2a$$</text>
    </questiontext>
    <generalfeedback format="moodle_auto_format">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.5000000</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="moodle_auto_format">
      <text></text>
    </correctfeedback>
    <partiallycorrectfeedback format="moodle_auto_format">
      <text></text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="moodle_auto_format">
      <text></text>
    </incorrectfeedback>
    <answer fraction="100" format="moodle_auto_format">
      <text>$$b-4a$$</text>
      <feedback format="moodle_auto_format">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="moodle_auto_format">
      <text>$$-4a$$</text>
      <feedback format="moodle_auto_format">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="moodle_auto_format">
      <text>$$b-3a$$</text>
      <feedback format="moodle_auto_format">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="moodle_auto_format">
      <text>$$-3a$$</text>
      <feedback format="moodle_auto_format">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 450  -->
  <question type="multichoice">
    <name>
      <text>Option 4-1-1</text>
    </name>
    <questiontext format="html">
      <text>$$-3a-2b+4a+3a+b$$</text>
    </questiontext>
    <generalfeedback format="html">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.5000000</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="html">
      <text></text>
    </correctfeedback>
    <partiallycorrectfeedback format="html">
      <text></text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="html">
      <text></text>
    </incorrectfeedback>
    <answer fraction="100" format="moodle_auto_format">
      <text>$$4a-b$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="moodle_auto_format">
      <text>$$3a-b$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="moodle_auto_format">
      <text>$$4a$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="moodle_auto_format">
      <text>$$3a$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 452  -->
  <question type="multichoice">
    <name>
      <text>Option 4-1-2</text>
    </name>
    <questiontext format="html">
      <text><![CDATA[<p>$$-2a-b-4a+2a+2b$$</p>]]></text>
    </questiontext>
    <generalfeedback format="html">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.5000000</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="moodle_auto_format">
      <text></text>
    </correctfeedback>
    <partiallycorrectfeedback format="moodle_auto_format">
      <text></text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="moodle_auto_format">
      <text></text>
    </incorrectfeedback>
    <answer fraction="100" format="moodle_auto_format">
      <text>$$-4a+b$$</text>
      <feedback format="moodle_auto_format">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="moodle_auto_format">
      <text>$$-3a+b$$</text>
      <feedback format="moodle_auto_format">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="moodle_auto_format">
      <text>$$-4a$$</text>
      <feedback format="moodle_auto_format">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="moodle_auto_format">
      <text>$$-3a$$</text>
      <feedback format="moodle_auto_format">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 453  -->
  <question type="multichoice">
    <name>
      <text>Option 5-1-1</text>
    </name>
    <questiontext format="html">
      <text>$$b-3a-2b+4a+3a$$</text>
    </questiontext>
    <generalfeedback format="html">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.5000000</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="html">
      <text></text>
    </correctfeedback>
    <partiallycorrectfeedback format="html">
      <text></text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="html">
      <text></text>
    </incorrectfeedback>
    <answer fraction="100" format="moodle_auto_format">
      <text>$$-b+4a$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="moodle_auto_format">
      <text>$$4a$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="moodle_auto_format">
      <text>$$-b+3a$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="moodle_auto_format">
      <text>$$3a$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 455  -->
  <question type="multichoice">
    <name>
      <text>Option 5-1-2</text>
    </name>
    <questiontext format="html">
      <text>$$2b-2a-b-4a+2a$$</text>
    </questiontext>
    <generalfeedback format="moodle_auto_format">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.5000000</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="moodle_auto_format">
      <text></text>
    </correctfeedback>
    <partiallycorrectfeedback format="moodle_auto_format">
      <text></text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="moodle_auto_format">
      <text></text>
    </incorrectfeedback>
    <answer fraction="100" format="moodle_auto_format">
      <text>$$b-4a$$</text>
      <feedback format="moodle_auto_format">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="moodle_auto_format">
      <text>$$2b-4a$$</text>
      <feedback format="moodle_auto_format">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="moodle_auto_format">
      <text>$$b-5a$$</text>
      <feedback format="moodle_auto_format">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="moodle_auto_format">
      <text>$$2b-5a$$</text>
      <feedback format="moodle_auto_format">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 0  -->
  <question type="category">
    <category>
      <text>$system$/top/Default per Sistema/Calcolo letterale/PotenzaMonomiInteri</text>
    </category>
    <info format="moodle_auto_format">
      <text></text>
    </info>
  </question>

<!-- question: 477  -->
  <question type="multichoice">
    <name>
      <text>PotenzaMonomiInteri1</text>
    </name>
    <questiontext format="html">
      <text>$$\left(3x^2y \right)^2$$</text>
    </questiontext>
    <generalfeedback format="html">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.0000000</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="html">
      <text></text>
    </correctfeedback>
    <partiallycorrectfeedback format="html">
      <text></text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="html">
      <text></text>
    </incorrectfeedback>
    <answer fraction="0" format="html">
      <text>$$6x^4y$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="100" format="html">
      <text>$$9x^4y^2$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$3x^4y^2$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9x^2y$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 478  -->
  <question type="multichoice">
    <name>
      <text>PotenzaMonomiInteri2</text>
    </name>
    <questiontext format="html">
      <text>$$\left(2xy^3 \right)^3$$</text>
    </questiontext>
    <generalfeedback format="html">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.0000000</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="html">
      <text></text>
    </correctfeedback>
    <partiallycorrectfeedback format="html">
      <text></text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="html">
      <text></text>
    </incorrectfeedback>
    <answer fraction="100" format="html">
      <text>$$8x^3y^9$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$6x^3y^6$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$6x^3y^9$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$8xy^3$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 479  -->
  <question type="multichoice">
    <name>
      <text>PotenzaMonomiInteri3</text>
    </name>
    <questiontext format="html">
      <text>$$\left(2x^3y^2 \right)^2$$</text>
    </questiontext>
    <generalfeedback format="html">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.0000000</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="html">
      <text></text>
    </correctfeedback>
    <partiallycorrectfeedback format="html">
      <text></text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="html">
      <text></text>
    </incorrectfeedback>
    <answer fraction="100" format="html">
      <text>$$4x^6y^4$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$8x^9y^4$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$4x^9y$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$x^2y^2$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 480  -->
  <question type="multichoice">
    <name>
      <text>PotenzaMonomiInteri4</text>
    </name>
    <questiontext format="html">
      <text><![CDATA[<p>$$\left(x^4y^3 \right)^2$$</p>]]></text>
    </questiontext>
    <generalfeedback format="html">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.0000000</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="html">
      <text></text>
    </correctfeedback>
    <partiallycorrectfeedback format="html">
      <text></text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="html">
      <text></text>
    </incorrectfeedback>
    <answer fraction="100" format="html">
      <text><![CDATA[<p>$$x^8y^6$$</p>]]></text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text><![CDATA[<p>$$2x^4y^3$$</p>]]></text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text><![CDATA[<p>$$2x^{16}y^9$$</p>]]></text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text><![CDATA[<p>$$4xy$$</p>]]></text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 481  -->
  <question type="multichoice">
    <name>
      <text>PotenzaMonomiInteri5</text>
    </name>
    <questiontext format="html">
      <text>$$\left(x^2y \right)^4$$</text>
    </questiontext>
    <generalfeedback format="html">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.0000000</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="html">
      <text></text>
    </correctfeedback>
    <partiallycorrectfeedback format="html">
      <text></text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="html">
      <text></text>
    </incorrectfeedback>
    <answer fraction="100" format="html">
      <text>$$x^8y^4$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$4x^4y$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$4xy^4$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$x^4y^2$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 0  -->
  <question type="category">
    <category>
      <text>$system$/top/Default per Sistema/Calcolo letterale/ProdottoMonomiDifficile3mon3lett</text>
    </category>
    <info format="moodle_auto_format">
      <text></text>
    </info>
  </question>

<!-- question: 495  -->
  <question type="multichoice">
    <name>
      <text>ProdottoMonomiDifficile3mon3lett - Variante 1</text>
    </name>
    <questiontext format="html">
      <text>$$3a^2b^2c \cdot a^2bc^2 \cdot 3a^2b$$</text>
    </questiontext>
    <generalfeedback format="html">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.0000000</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="html">
      <text></text>
    </correctfeedback>
    <partiallycorrectfeedback format="html">
      <text></text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="html">
      <text></text>
    </incorrectfeedback>
    <answer fraction="100" format="html">
      <text>$$9a^6b^4c^3$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9a^5b^4c^3$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9a^6b^5c^3$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9a^5b^5c^3$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 496  -->
  <question type="multichoice">
    <name>
      <text>ProdottoMonomiDifficile3mon3lett - Variante 10</text>
    </name>
    <questiontext format="html">
      <text>$$3x^2y \cdot 3x^2y^2z \cdot x^2yz^2$$</text>
    </questiontext>
    <generalfeedback format="html">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.0000000</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="html">
      <text></text>
    </correctfeedback>
    <partiallycorrectfeedback format="html">
      <text></text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="html">
      <text></text>
    </incorrectfeedback>
    <answer fraction="100" format="html">
      <text>$$9x^6y^4z^3$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9x^5y^4z^3$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9x^6y^5z^3$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9x^5y^5z^3$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 497  -->
  <question type="multichoice">
    <name>
      <text>ProdottoMonomiDifficile3mon3lett - Variante 11</text>
    </name>
    <questiontext format="html">
      <text>$$3a^2b \cdot a^2bc^2 \cdot 3a^2b^2c$$</text>
    </questiontext>
    <generalfeedback format="html">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.0000000</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="html">
      <text></text>
    </correctfeedback>
    <partiallycorrectfeedback format="html">
      <text></text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="html">
      <text></text>
    </incorrectfeedback>
    <answer fraction="100" format="html">
      <text>$$9a^6b^4c^3$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9a^5b^4c^3$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9a^6b^5c^3$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9a^5b^5c^3$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 498  -->
  <question type="multichoice">
    <name>
      <text>ProdottoMonomiDifficile3mon3lett - Variante 12</text>
    </name>
    <questiontext format="html">
      <text>$$3x^2y \cdot x^2yz^2 \cdot 3x^2y^2z$$</text>
    </questiontext>
    <generalfeedback format="html">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.0000000</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="html">
      <text></text>
    </correctfeedback>
    <partiallycorrectfeedback format="html">
      <text></text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="html">
      <text></text>
    </incorrectfeedback>
    <answer fraction="100" format="html">
      <text>$$9x^6y^4z^3$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9x^5y^4z^3$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9x^6y^5z^3$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9x^5y^5z^3$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 499  -->
  <question type="multichoice">
    <name>
      <text>ProdottoMonomiDifficile3mon3lett - Variante 13</text>
    </name>
    <questiontext format="html">
      <text>$$3a^2bc^2 \cdot a^2b^2c \cdot 3a^2c$$</text>
    </questiontext>
    <generalfeedback format="html">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.0000000</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="html">
      <text></text>
    </correctfeedback>
    <partiallycorrectfeedback format="html">
      <text></text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="html">
      <text></text>
    </incorrectfeedback>
    <answer fraction="100" format="html">
      <text>$$9a^6b^3c^4$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9a^5b^3c^4$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9a^6b^3c^5$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9a^5b^3c^5$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 500  -->
  <question type="multichoice">
    <name>
      <text>ProdottoMonomiDifficile3mon3lett - Variante 14</text>
    </name>
    <questiontext format="html">
      <text>$$3x^2yz^2 \cdot x^2y^2z \cdot 3x^2z$$</text>
    </questiontext>
    <generalfeedback format="html">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.0000000</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="html">
      <text></text>
    </correctfeedback>
    <partiallycorrectfeedback format="html">
      <text></text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="html">
      <text></text>
    </incorrectfeedback>
    <answer fraction="100" format="html">
      <text>$$9x^6y^3z^4$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9x^5y^3z^4$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9x^6y^3z^5$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9x^5y^3z^5$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 501  -->
  <question type="multichoice">
    <name>
      <text>ProdottoMonomiDifficile3mon3lett - Variante 15</text>
    </name>
    <questiontext format="html">
      <text>$$3a^2bc^2 \cdot 3a^2c \cdot a^2b^2c$$</text>
    </questiontext>
    <generalfeedback format="html">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.0000000</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="html">
      <text></text>
    </correctfeedback>
    <partiallycorrectfeedback format="html">
      <text></text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="html">
      <text></text>
    </incorrectfeedback>
    <answer fraction="100" format="html">
      <text>$$9a^6b^3c^4$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9a^5b^3c^4$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9a^6b^3c^5$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9a^5b^3c^5$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 502  -->
  <question type="multichoice">
    <name>
      <text>ProdottoMonomiDifficile3mon3lett - Variante 16</text>
    </name>
    <questiontext format="html">
      <text>$$3x^2yz^2 \cdot 3x^2z \cdot x^2y^2z$$</text>
    </questiontext>
    <generalfeedback format="html">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.0000000</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="html">
      <text></text>
    </correctfeedback>
    <partiallycorrectfeedback format="html">
      <text></text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="html">
      <text></text>
    </incorrectfeedback>
    <answer fraction="100" format="html">
      <text>$$9x^6y^3z^4$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9x^5y^3z^4$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9x^6y^3z^5$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9x^5y^3z^5$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 503  -->
  <question type="multichoice">
    <name>
      <text>ProdottoMonomiDifficile3mon3lett - Variante 17</text>
    </name>
    <questiontext format="html">
      <text>$$a^2b^2c \cdot 3a^2bc^2 \cdot 3a^2c$$</text>
    </questiontext>
    <generalfeedback format="html">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.0000000</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="html">
      <text></text>
    </correctfeedback>
    <partiallycorrectfeedback format="html">
      <text></text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="html">
      <text></text>
    </incorrectfeedback>
    <answer fraction="100" format="html">
      <text>$$9a^6b^3c^4$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9a^5b^3c^4$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9a^6b^3c^5$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9a^5b^3c^5$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 504  -->
  <question type="multichoice">
    <name>
      <text>ProdottoMonomiDifficile3mon3lett - Variante 18</text>
    </name>
    <questiontext format="html">
      <text>$$x^2y^2z \cdot 3x^2yz^2 \cdot 3x^2z$$</text>
    </questiontext>
    <generalfeedback format="html">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.0000000</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="html">
      <text></text>
    </correctfeedback>
    <partiallycorrectfeedback format="html">
      <text></text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="html">
      <text></text>
    </incorrectfeedback>
    <answer fraction="100" format="html">
      <text>$$9x^6y^3z^4$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9x^5y^3z^4$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9x^6y^3z^5$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9x^5y^3z^5$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 505  -->
  <question type="multichoice">
    <name>
      <text>ProdottoMonomiDifficile3mon3lett - Variante 19</text>
    </name>
    <questiontext format="html">
      <text>$$a^2b^2c \cdot 3a^2c \cdot 3a^2bc^2$$</text>
    </questiontext>
    <generalfeedback format="html">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.0000000</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="html">
      <text></text>
    </correctfeedback>
    <partiallycorrectfeedback format="html">
      <text></text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="html">
      <text></text>
    </incorrectfeedback>
    <answer fraction="100" format="html">
      <text>$$9a^6b^3c^4$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9a^5b^3c^4$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9a^6b^3c^5$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9a^5b^3c^5$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 506  -->
  <question type="multichoice">
    <name>
      <text>ProdottoMonomiDifficile3mon3lett - Variante 2</text>
    </name>
    <questiontext format="html">
      <text>$$3x^2y^2z \cdot x^2yz^2 \cdot 3x^2y$$</text>
    </questiontext>
    <generalfeedback format="html">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.0000000</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="html">
      <text></text>
    </correctfeedback>
    <partiallycorrectfeedback format="html">
      <text></text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="html">
      <text></text>
    </incorrectfeedback>
    <answer fraction="100" format="html">
      <text>$$9x^6y^4z^3$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9x^5y^4z^3$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9x^6y^5z^3$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9x^5y^5z^3$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 507  -->
  <question type="multichoice">
    <name>
      <text>ProdottoMonomiDifficile3mon3lett - Variante 20</text>
    </name>
    <questiontext format="html">
      <text>$$x^2y^2z \cdot 3x^2z \cdot 3x^2yz^2$$</text>
    </questiontext>
    <generalfeedback format="html">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.0000000</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="html">
      <text></text>
    </correctfeedback>
    <partiallycorrectfeedback format="html">
      <text></text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="html">
      <text></text>
    </incorrectfeedback>
    <answer fraction="100" format="html">
      <text>$$9x^6y^3z^4$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9x^5y^3z^4$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9x^6y^3z^5$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9x^5y^3z^5$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 508  -->
  <question type="multichoice">
    <name>
      <text>ProdottoMonomiDifficile3mon3lett - Variante 21</text>
    </name>
    <questiontext format="html">
      <text>$$3a^2c \cdot 3a^2bc^2 \cdot a^2b^2c$$</text>
    </questiontext>
    <generalfeedback format="html">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.0000000</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="html">
      <text></text>
    </correctfeedback>
    <partiallycorrectfeedback format="html">
      <text></text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="html">
      <text></text>
    </incorrectfeedback>
    <answer fraction="100" format="html">
      <text>$$9a^6b^3c^4$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9a^5b^3c^4$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9a^6b^3c^5$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9a^5b^3c^5$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 509  -->
  <question type="multichoice">
    <name>
      <text>ProdottoMonomiDifficile3mon3lett - Variante 22</text>
    </name>
    <questiontext format="html">
      <text>$$3x^2z \cdot 3x^2yz^2 \cdot x^2y^2z$$</text>
    </questiontext>
    <generalfeedback format="html">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.0000000</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="html">
      <text></text>
    </correctfeedback>
    <partiallycorrectfeedback format="html">
      <text></text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="html">
      <text></text>
    </incorrectfeedback>
    <answer fraction="100" format="html">
      <text>$$9x^6y^3z^4$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9x^5y^3z^4$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9x^6y^3z^5$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9x^5y^3z^5$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 510  -->
  <question type="multichoice">
    <name>
      <text>ProdottoMonomiDifficile3mon3lett - Variante 23</text>
    </name>
    <questiontext format="html">
      <text>$$3a^2c \cdot a^2b^2c \cdot 3a^2bc^2$$</text>
    </questiontext>
    <generalfeedback format="html">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.0000000</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="html">
      <text></text>
    </correctfeedback>
    <partiallycorrectfeedback format="html">
      <text></text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="html">
      <text></text>
    </incorrectfeedback>
    <answer fraction="100" format="html">
      <text>$$9a^6b^3c^4$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9a^5b^3c^4$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9a^6b^3c^5$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9a^5b^3c^5$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 511  -->
  <question type="multichoice">
    <name>
      <text>ProdottoMonomiDifficile3mon3lett - Variante 24</text>
    </name>
    <questiontext format="html">
      <text>$$3x^2z \cdot x^2y^2z \cdot 3x^2yz^2$$</text>
    </questiontext>
    <generalfeedback format="html">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.0000000</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="html">
      <text></text>
    </correctfeedback>
    <partiallycorrectfeedback format="html">
      <text></text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="html">
      <text></text>
    </incorrectfeedback>
    <answer fraction="100" format="html">
      <text>$$9x^6y^3z^4$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9x^5y^3z^4$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9x^6y^3z^5$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9x^5y^3z^5$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 512  -->
  <question type="multichoice">
    <name>
      <text>ProdottoMonomiDifficile3mon3lett - Variante 25</text>
    </name>
    <questiontext format="html">
      <text>$$3a^2b^2c \cdot ab^2c^2 \cdot 3ab^2$$</text>
    </questiontext>
    <generalfeedback format="html">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.0000000</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="html">
      <text></text>
    </correctfeedback>
    <partiallycorrectfeedback format="html">
      <text></text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="html">
      <text></text>
    </incorrectfeedback>
    <answer fraction="100" format="html">
      <text>$$9a^4b^6c^3$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9a^4b^5c^3$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9a^5b^6c^3$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9a^5b^5c^3$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 513  -->
  <question type="multichoice">
    <name>
      <text>ProdottoMonomiDifficile3mon3lett - Variante 26</text>
    </name>
    <questiontext format="html">
      <text>$$3x^2y^2z \cdot xy^2z^2 \cdot 3xy^2$$</text>
    </questiontext>
    <generalfeedback format="html">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.0000000</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="html">
      <text></text>
    </correctfeedback>
    <partiallycorrectfeedback format="html">
      <text></text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="html">
      <text></text>
    </incorrectfeedback>
    <answer fraction="100" format="html">
      <text>$$9x^4y^6z^3$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9x^4y^5z^3$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9x^5y^6z^3$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9x^5y^5z^3$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 514  -->
  <question type="multichoice">
    <name>
      <text>ProdottoMonomiDifficile3mon3lett - Variante 27</text>
    </name>
    <questiontext format="html">
      <text>$$3a^2b^2c \cdot 3ab^2 \cdot ab^2c^2$$</text>
    </questiontext>
    <generalfeedback format="html">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.0000000</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="html">
      <text></text>
    </correctfeedback>
    <partiallycorrectfeedback format="html">
      <text></text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="html">
      <text></text>
    </incorrectfeedback>
    <answer fraction="100" format="html">
      <text>$$9a^4b^6c^3$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9a^4b^5c^3$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9a^5b^6c^3$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9a^5b^5c^3$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 515  -->
  <question type="multichoice">
    <name>
      <text>ProdottoMonomiDifficile3mon3lett - Variante 28</text>
    </name>
    <questiontext format="html">
      <text>$$3x^2y^2z \cdot 3xy^2 \cdot xy^2z^2$$</text>
    </questiontext>
    <generalfeedback format="html">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.0000000</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="html">
      <text></text>
    </correctfeedback>
    <partiallycorrectfeedback format="html">
      <text></text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="html">
      <text></text>
    </incorrectfeedback>
    <answer fraction="100" format="html">
      <text>$$9x^4y^6z^3$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9x^4y^5z^3$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9x^5y^6z^3$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9x^5y^5z^3$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 516  -->
  <question type="multichoice">
    <name>
      <text>ProdottoMonomiDifficile3mon3lett - Variante 29</text>
    </name>
    <questiontext format="html">
      <text>$$ab^2c^2 \cdot 3a^2b^2c \cdot 3ab^2$$</text>
    </questiontext>
    <generalfeedback format="html">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.0000000</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="html">
      <text></text>
    </correctfeedback>
    <partiallycorrectfeedback format="html">
      <text></text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="html">
      <text></text>
    </incorrectfeedback>
    <answer fraction="100" format="html">
      <text>$$9a^4b^6c^3$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9a^4b^5c^3$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9a^5b^6c^3$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9a^5b^5c^3$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 517  -->
  <question type="multichoice">
    <name>
      <text>ProdottoMonomiDifficile3mon3lett - Variante 3</text>
    </name>
    <questiontext format="html">
      <text>$$3a^2b^2c \cdot 3a^2b \cdot a^2bc^2$$</text>
    </questiontext>
    <generalfeedback format="html">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.0000000</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="html">
      <text></text>
    </correctfeedback>
    <partiallycorrectfeedback format="html">
      <text></text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="html">
      <text></text>
    </incorrectfeedback>
    <answer fraction="100" format="html">
      <text>$$9a^6b^4c^3$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9a^5b^4c^3$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9a^6b^5c^3$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9a^5b^5c^3$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 518  -->
  <question type="multichoice">
    <name>
      <text>ProdottoMonomiDifficile3mon3lett - Variante 30</text>
    </name>
    <questiontext format="html">
      <text>$$xy^2z^2 \cdot 3x^2y^2z \cdot 3xy^2$$</text>
    </questiontext>
    <generalfeedback format="html">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.0000000</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="html">
      <text></text>
    </correctfeedback>
    <partiallycorrectfeedback format="html">
      <text></text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="html">
      <text></text>
    </incorrectfeedback>
    <answer fraction="100" format="html">
      <text>$$9x^4y^6z^3$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9x^4y^5z^3$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9x^5y^6z^3$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9x^5y^5z^3$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 519  -->
  <question type="multichoice">
    <name>
      <text>ProdottoMonomiDifficile3mon3lett - Variante 31</text>
    </name>
    <questiontext format="html">
      <text>$$ab^2c^2 \cdot 3ab^2 \cdot 3a^2b^2c$$</text>
    </questiontext>
    <generalfeedback format="html">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.0000000</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="html">
      <text></text>
    </correctfeedback>
    <partiallycorrectfeedback format="html">
      <text></text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="html">
      <text></text>
    </incorrectfeedback>
    <answer fraction="100" format="html">
      <text>$$9a^4b^6c^3$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9a^4b^5c^3$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9a^5b^6c^3$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9a^5b^5c^3$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 520  -->
  <question type="multichoice">
    <name>
      <text>ProdottoMonomiDifficile3mon3lett - Variante 32</text>
    </name>
    <questiontext format="html">
      <text>$$xy^2z^2 \cdot 3xy^2 \cdot 3x^2y^2z$$</text>
    </questiontext>
    <generalfeedback format="html">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.0000000</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="html">
      <text></text>
    </correctfeedback>
    <partiallycorrectfeedback format="html">
      <text></text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="html">
      <text></text>
    </incorrectfeedback>
    <answer fraction="100" format="html">
      <text>$$9x^4y^6z^3$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9x^4y^5z^3$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9x^5y^6z^3$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9x^5y^5z^3$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 521  -->
  <question type="multichoice">
    <name>
      <text>ProdottoMonomiDifficile3mon3lett - Variante 33</text>
    </name>
    <questiontext format="html">
      <text>$$3ab^2 \cdot 3a^2b^2c \cdot ab^2c^2$$</text>
    </questiontext>
    <generalfeedback format="html">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.0000000</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="html">
      <text></text>
    </correctfeedback>
    <partiallycorrectfeedback format="html">
      <text></text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="html">
      <text></text>
    </incorrectfeedback>
    <answer fraction="100" format="html">
      <text>$$9a^4b^6c^3$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9a^4b^5c^3$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9a^5b^6c^3$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9a^5b^5c^3$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 522  -->
  <question type="multichoice">
    <name>
      <text>ProdottoMonomiDifficile3mon3lett - Variante 34</text>
    </name>
    <questiontext format="html">
      <text>$$3xy^2 \cdot 3x^2y^2z \cdot xy^2z^2$$</text>
    </questiontext>
    <generalfeedback format="html">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.0000000</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="html">
      <text></text>
    </correctfeedback>
    <partiallycorrectfeedback format="html">
      <text></text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="html">
      <text></text>
    </incorrectfeedback>
    <answer fraction="100" format="html">
      <text>$$9x^4y^6z^3$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9x^4y^5z^3$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9x^5y^6z^3$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9x^5y^5z^3$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 523  -->
  <question type="multichoice">
    <name>
      <text>ProdottoMonomiDifficile3mon3lett - Variante 35</text>
    </name>
    <questiontext format="html">
      <text>$$3ab^2 \cdot ab^2c^2 \cdot 3a^2b^2c$$</text>
    </questiontext>
    <generalfeedback format="html">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.0000000</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="html">
      <text></text>
    </correctfeedback>
    <partiallycorrectfeedback format="html">
      <text></text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="html">
      <text></text>
    </incorrectfeedback>
    <answer fraction="100" format="html">
      <text>$$9a^4b^6c^3$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9a^4b^5c^3$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9a^5b^6c^3$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9a^5b^5c^3$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 524  -->
  <question type="multichoice">
    <name>
      <text>ProdottoMonomiDifficile3mon3lett - Variante 36</text>
    </name>
    <questiontext format="html">
      <text>$$3xy^2 \cdot xy^2z^2 \cdot 3x^2y^2z$$</text>
    </questiontext>
    <generalfeedback format="html">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.0000000</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="html">
      <text></text>
    </correctfeedback>
    <partiallycorrectfeedback format="html">
      <text></text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="html">
      <text></text>
    </incorrectfeedback>
    <answer fraction="100" format="html">
      <text>$$9x^4y^6z^3$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9x^4y^5z^3$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9x^5y^6z^3$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9x^5y^5z^3$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 525  -->
  <question type="multichoice">
    <name>
      <text>ProdottoMonomiDifficile3mon3lett - Variante 37</text>
    </name>
    <questiontext format="html">
      <text>$$3a^2bc^2 \cdot ab^2c^2 \cdot 3ac^2$$</text>
    </questiontext>
    <generalfeedback format="html">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.0000000</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="html">
      <text></text>
    </correctfeedback>
    <partiallycorrectfeedback format="html">
      <text></text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="html">
      <text></text>
    </incorrectfeedback>
    <answer fraction="100" format="html">
      <text>$$9a^4b^3c^6$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9a^4b^3c^5$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9a^5b^3c^6$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9a^5b^3c^5$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 526  -->
  <question type="multichoice">
    <name>
      <text>ProdottoMonomiDifficile3mon3lett - Variante 38</text>
    </name>
    <questiontext format="html">
      <text>$$3x^2yz^2 \cdot xy^2z^2 \cdot 3xz^2$$</text>
    </questiontext>
    <generalfeedback format="html">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.0000000</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="html">
      <text></text>
    </correctfeedback>
    <partiallycorrectfeedback format="html">
      <text></text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="html">
      <text></text>
    </incorrectfeedback>
    <answer fraction="100" format="html">
      <text>$$9x^4y^3z^6$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9x^4y^3z^5$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9x^5y^3z^6$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9x^5y^3z^5$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 527  -->
  <question type="multichoice">
    <name>
      <text>ProdottoMonomiDifficile3mon3lett - Variante 39</text>
    </name>
    <questiontext format="html">
      <text>$$3a^2bc^2 \cdot 3ac^2 \cdot ab^2c^2$$</text>
    </questiontext>
    <generalfeedback format="html">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.0000000</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="html">
      <text></text>
    </correctfeedback>
    <partiallycorrectfeedback format="html">
      <text></text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="html">
      <text></text>
    </incorrectfeedback>
    <answer fraction="100" format="html">
      <text>$$9a^4b^3c^6$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9a^4b^3c^5$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9a^5b^3c^6$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9a^5b^3c^5$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 528  -->
  <question type="multichoice">
    <name>
      <text>ProdottoMonomiDifficile3mon3lett - Variante 4</text>
    </name>
    <questiontext format="html">
      <text>$$3x^2y^2z \cdot 3x^2y \cdot x^2yz^2$$</text>
    </questiontext>
    <generalfeedback format="html">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.0000000</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="html">
      <text></text>
    </correctfeedback>
    <partiallycorrectfeedback format="html">
      <text></text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="html">
      <text></text>
    </incorrectfeedback>
    <answer fraction="100" format="html">
      <text>$$9x^6y^4z^3$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9x^5y^4z^3$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9x^6y^5z^3$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9x^5y^5z^3$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 529  -->
  <question type="multichoice">
    <name>
      <text>ProdottoMonomiDifficile3mon3lett - Variante 40</text>
    </name>
    <questiontext format="html">
      <text>$$3x^2yz^2 \cdot 3xz^2 \cdot xy^2z^2$$</text>
    </questiontext>
    <generalfeedback format="html">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.0000000</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="html">
      <text></text>
    </correctfeedback>
    <partiallycorrectfeedback format="html">
      <text></text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="html">
      <text></text>
    </incorrectfeedback>
    <answer fraction="100" format="html">
      <text>$$9x^4y^3z^6$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9x^4y^3z^5$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9x^5y^3z^6$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9x^5y^3z^5$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 530  -->
  <question type="multichoice">
    <name>
      <text>ProdottoMonomiDifficile3mon3lett - Variante 41</text>
    </name>
    <questiontext format="html">
      <text>$$ab^2c^2 \cdot 3a^2bc^2 \cdot 3ac^2$$</text>
    </questiontext>
    <generalfeedback format="html">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.0000000</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="html">
      <text></text>
    </correctfeedback>
    <partiallycorrectfeedback format="html">
      <text></text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="html">
      <text></text>
    </incorrectfeedback>
    <answer fraction="100" format="html">
      <text>$$9a^4b^3c^6$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9a^4b^3c^5$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9a^5b^3c^6$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9a^5b^3c^5$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 531  -->
  <question type="multichoice">
    <name>
      <text>ProdottoMonomiDifficile3mon3lett - Variante 42</text>
    </name>
    <questiontext format="html">
      <text>$$xy^2z^2 \cdot 3x^2yz^2 \cdot 3xz^2$$</text>
    </questiontext>
    <generalfeedback format="html">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.0000000</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="html">
      <text></text>
    </correctfeedback>
    <partiallycorrectfeedback format="html">
      <text></text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="html">
      <text></text>
    </incorrectfeedback>
    <answer fraction="100" format="html">
      <text>$$9x^4y^3z^6$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9x^4y^3z^5$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9x^5y^3z^6$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9x^5y^3z^5$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 532  -->
  <question type="multichoice">
    <name>
      <text>ProdottoMonomiDifficile3mon3lett - Variante 43</text>
    </name>
    <questiontext format="html">
      <text>$$ab^2c^2 \cdot 3ac^2 \cdot 3a^2bc^2$$</text>
    </questiontext>
    <generalfeedback format="html">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.0000000</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="html">
      <text></text>
    </correctfeedback>
    <partiallycorrectfeedback format="html">
      <text></text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="html">
      <text></text>
    </incorrectfeedback>
    <answer fraction="100" format="html">
      <text>$$9a^4b^3c^6$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9a^4b^3c^5$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9a^5b^3c^6$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9a^5b^3c^5$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 533  -->
  <question type="multichoice">
    <name>
      <text>ProdottoMonomiDifficile3mon3lett - Variante 44</text>
    </name>
    <questiontext format="html">
      <text>$$xy^2z^2 \cdot 3xz^2 \cdot 3x^2yz^2$$</text>
    </questiontext>
    <generalfeedback format="html">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.0000000</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="html">
      <text></text>
    </correctfeedback>
    <partiallycorrectfeedback format="html">
      <text></text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="html">
      <text></text>
    </incorrectfeedback>
    <answer fraction="100" format="html">
      <text>$$9x^4y^3z^6$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9x^4y^3z^5$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9x^5y^3z^6$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9x^5y^3z^5$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 534  -->
  <question type="multichoice">
    <name>
      <text>ProdottoMonomiDifficile3mon3lett - Variante 45</text>
    </name>
    <questiontext format="html">
      <text>$$3ac^2 \cdot 3a^2bc^2 \cdot ab^2c^2$$</text>
    </questiontext>
    <generalfeedback format="html">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.0000000</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="html">
      <text></text>
    </correctfeedback>
    <partiallycorrectfeedback format="html">
      <text></text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="html">
      <text></text>
    </incorrectfeedback>
    <answer fraction="100" format="html">
      <text>$$9a^4b^3c^6$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9a^4b^3c^5$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9a^5b^3c^6$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9a^5b^3c^5$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 535  -->
  <question type="multichoice">
    <name>
      <text>ProdottoMonomiDifficile3mon3lett - Variante 46</text>
    </name>
    <questiontext format="html">
      <text>$$3xz^2 \cdot 3x^2yz^2 \cdot xy^2z^2$$</text>
    </questiontext>
    <generalfeedback format="html">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.0000000</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="html">
      <text></text>
    </correctfeedback>
    <partiallycorrectfeedback format="html">
      <text></text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="html">
      <text></text>
    </incorrectfeedback>
    <answer fraction="100" format="html">
      <text>$$9x^4y^3z^6$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9x^4y^3z^5$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9x^5y^3z^6$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9x^5y^3z^5$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 536  -->
  <question type="multichoice">
    <name>
      <text>ProdottoMonomiDifficile3mon3lett - Variante 47</text>
    </name>
    <questiontext format="html">
      <text>$$3ac^2 \cdot ab^2c^2 \cdot 3a^2bc^2$$</text>
    </questiontext>
    <generalfeedback format="html">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.0000000</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="html">
      <text></text>
    </correctfeedback>
    <partiallycorrectfeedback format="html">
      <text></text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="html">
      <text></text>
    </incorrectfeedback>
    <answer fraction="100" format="html">
      <text>$$9a^4b^3c^6$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9a^4b^3c^5$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9a^5b^3c^6$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9a^5b^3c^5$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 537  -->
  <question type="multichoice">
    <name>
      <text>ProdottoMonomiDifficile3mon3lett - Variante 48</text>
    </name>
    <questiontext format="html">
      <text>$$3xz^2 \cdot xy^2z^2 \cdot 3x^2yz^2$$</text>
    </questiontext>
    <generalfeedback format="html">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.0000000</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="html">
      <text></text>
    </correctfeedback>
    <partiallycorrectfeedback format="html">
      <text></text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="html">
      <text></text>
    </incorrectfeedback>
    <answer fraction="100" format="html">
      <text>$$9x^4y^3z^6$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9x^4y^3z^5$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9x^5y^3z^6$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9x^5y^3z^5$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 538  -->
  <question type="multichoice">
    <name>
      <text>ProdottoMonomiDifficile3mon3lett - Variante 49</text>
    </name>
    <questiontext format="html">
      <text>$$3ab^2c^2 \cdot a^2b^2c \cdot 3b^2c$$</text>
    </questiontext>
    <generalfeedback format="html">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.0000000</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="html">
      <text></text>
    </correctfeedback>
    <partiallycorrectfeedback format="html">
      <text></text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="html">
      <text></text>
    </incorrectfeedback>
    <answer fraction="100" format="html">
      <text>$$9a^3b^6c^4$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9a^3b^5c^4$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9a^3b^6c^5$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9a^3b^5c^5$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 539  -->
  <question type="multichoice">
    <name>
      <text>ProdottoMonomiDifficile3mon3lett - Variante 5</text>
    </name>
    <questiontext format="html">
      <text>$$a^2bc^2 \cdot 3a^2b^2c \cdot 3a^2b$$</text>
    </questiontext>
    <generalfeedback format="html">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.0000000</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="html">
      <text></text>
    </correctfeedback>
    <partiallycorrectfeedback format="html">
      <text></text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="html">
      <text></text>
    </incorrectfeedback>
    <answer fraction="100" format="html">
      <text>$$9a^6b^4c^3$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9a^5b^4c^3$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9a^6b^5c^3$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9a^5b^5c^3$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 540  -->
  <question type="multichoice">
    <name>
      <text>ProdottoMonomiDifficile3mon3lett - Variante 50</text>
    </name>
    <questiontext format="html">
      <text>$$3xy^2z^2 \cdot x^2y^2z \cdot 3y^2z$$</text>
    </questiontext>
    <generalfeedback format="html">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.0000000</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="html">
      <text></text>
    </correctfeedback>
    <partiallycorrectfeedback format="html">
      <text></text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="html">
      <text></text>
    </incorrectfeedback>
    <answer fraction="100" format="html">
      <text>$$9x^3y^6z^4$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9x^3y^5z^4$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9x^3y^6z^5$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9x^3y^5z^5$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 541  -->
  <question type="multichoice">
    <name>
      <text>ProdottoMonomiDifficile3mon3lett - Variante 51</text>
    </name>
    <questiontext format="html">
      <text>$$3ab^2c^2 \cdot 3b^2c \cdot a^2b^2c$$</text>
    </questiontext>
    <generalfeedback format="html">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.0000000</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="html">
      <text></text>
    </correctfeedback>
    <partiallycorrectfeedback format="html">
      <text></text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="html">
      <text></text>
    </incorrectfeedback>
    <answer fraction="100" format="html">
      <text>$$9a^3b^6c^4$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9a^3b^5c^4$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9a^3b^6c^5$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9a^3b^5c^5$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 542  -->
  <question type="multichoice">
    <name>
      <text>ProdottoMonomiDifficile3mon3lett - Variante 52</text>
    </name>
    <questiontext format="html">
      <text>$$3xy^2z^2 \cdot 3y^2z \cdot x^2y^2z$$</text>
    </questiontext>
    <generalfeedback format="html">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.0000000</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="html">
      <text></text>
    </correctfeedback>
    <partiallycorrectfeedback format="html">
      <text></text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="html">
      <text></text>
    </incorrectfeedback>
    <answer fraction="100" format="html">
      <text>$$9x^3y^6z^4$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9x^3y^5z^4$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9x^3y^6z^5$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9x^3y^5z^5$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 543  -->
  <question type="multichoice">
    <name>
      <text>ProdottoMonomiDifficile3mon3lett - Variante 53</text>
    </name>
    <questiontext format="html">
      <text>$$a^2b^2c \cdot 3ab^2c^2 \cdot 3b^2c$$</text>
    </questiontext>
    <generalfeedback format="html">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.0000000</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="html">
      <text></text>
    </correctfeedback>
    <partiallycorrectfeedback format="html">
      <text></text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="html">
      <text></text>
    </incorrectfeedback>
    <answer fraction="100" format="html">
      <text>$$9a^3b^6c^4$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9a^3b^5c^4$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9a^3b^6c^5$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9a^3b^5c^5$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 544  -->
  <question type="multichoice">
    <name>
      <text>ProdottoMonomiDifficile3mon3lett - Variante 54</text>
    </name>
    <questiontext format="html">
      <text>$$x^2y^2z \cdot 3xy^2z^2 \cdot 3y^2z$$</text>
    </questiontext>
    <generalfeedback format="html">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.0000000</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="html">
      <text></text>
    </correctfeedback>
    <partiallycorrectfeedback format="html">
      <text></text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="html">
      <text></text>
    </incorrectfeedback>
    <answer fraction="100" format="html">
      <text>$$9x^3y^6z^4$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9x^3y^5z^4$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9x^3y^6z^5$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9x^3y^5z^5$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 545  -->
  <question type="multichoice">
    <name>
      <text>ProdottoMonomiDifficile3mon3lett - Variante 55</text>
    </name>
    <questiontext format="html">
      <text>$$a^2b^2c \cdot 3b^2c \cdot 3ab^2c^2$$</text>
    </questiontext>
    <generalfeedback format="html">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.0000000</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="html">
      <text></text>
    </correctfeedback>
    <partiallycorrectfeedback format="html">
      <text></text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="html">
      <text></text>
    </incorrectfeedback>
    <answer fraction="100" format="html">
      <text>$$9a^3b^6c^4$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9a^3b^5c^4$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9a^3b^6c^5$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9a^3b^5c^5$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 546  -->
  <question type="multichoice">
    <name>
      <text>ProdottoMonomiDifficile3mon3lett - Variante 56</text>
    </name>
    <questiontext format="html">
      <text>$$x^2y^2z \cdot 3y^2z \cdot 3xy^2z^2$$</text>
    </questiontext>
    <generalfeedback format="html">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.0000000</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="html">
      <text></text>
    </correctfeedback>
    <partiallycorrectfeedback format="html">
      <text></text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="html">
      <text></text>
    </incorrectfeedback>
    <answer fraction="100" format="html">
      <text>$$9x^3y^6z^4$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9x^3y^5z^4$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9x^3y^6z^5$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9x^3y^5z^5$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 547  -->
  <question type="multichoice">
    <name>
      <text>ProdottoMonomiDifficile3mon3lett - Variante 57</text>
    </name>
    <questiontext format="html">
      <text>$$3b^2c \cdot 3ab^2c^2 \cdot a^2b^2c$$</text>
    </questiontext>
    <generalfeedback format="html">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.0000000</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="html">
      <text></text>
    </correctfeedback>
    <partiallycorrectfeedback format="html">
      <text></text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="html">
      <text></text>
    </incorrectfeedback>
    <answer fraction="100" format="html">
      <text>$$9a^3b^6c^4$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9a^3b^5c^4$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9a^3b^6c^5$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9a^3b^5c^5$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 548  -->
  <question type="multichoice">
    <name>
      <text>ProdottoMonomiDifficile3mon3lett - Variante 58</text>
    </name>
    <questiontext format="html">
      <text>$$3y^2z \cdot 3xy^2z^2 \cdot x^2y^2z$$</text>
    </questiontext>
    <generalfeedback format="html">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.0000000</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="html">
      <text></text>
    </correctfeedback>
    <partiallycorrectfeedback format="html">
      <text></text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="html">
      <text></text>
    </incorrectfeedback>
    <answer fraction="100" format="html">
      <text>$$9x^3y^6z^4$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9x^3y^5z^4$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9x^3y^6z^5$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9x^3y^5z^5$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 549  -->
  <question type="multichoice">
    <name>
      <text>ProdottoMonomiDifficile3mon3lett - Variante 59</text>
    </name>
    <questiontext format="html">
      <text>$$3b^2c \cdot a^2b^2c \cdot 3ab^2c^2$$</text>
    </questiontext>
    <generalfeedback format="html">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.0000000</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="html">
      <text></text>
    </correctfeedback>
    <partiallycorrectfeedback format="html">
      <text></text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="html">
      <text></text>
    </incorrectfeedback>
    <answer fraction="100" format="html">
      <text>$$9a^3b^6c^4$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9a^3b^5c^4$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9a^3b^6c^5$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9a^3b^5c^5$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 550  -->
  <question type="multichoice">
    <name>
      <text>ProdottoMonomiDifficile3mon3lett - Variante 6</text>
    </name>
    <questiontext format="html">
      <text>$$x^2yz^2 \cdot 3x^2y^2z \cdot 3x^2y$$</text>
    </questiontext>
    <generalfeedback format="html">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.0000000</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="html">
      <text></text>
    </correctfeedback>
    <partiallycorrectfeedback format="html">
      <text></text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="html">
      <text></text>
    </incorrectfeedback>
    <answer fraction="100" format="html">
      <text>$$9x^6y^4z^3$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9x^5y^4z^3$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9x^6y^5z^3$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9x^5y^5z^3$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 551  -->
  <question type="multichoice">
    <name>
      <text>ProdottoMonomiDifficile3mon3lett - Variante 60</text>
    </name>
    <questiontext format="html">
      <text>$$3y^2z \cdot x^2y^2z \cdot 3xy^2z^2$$</text>
    </questiontext>
    <generalfeedback format="html">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.0000000</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="html">
      <text></text>
    </correctfeedback>
    <partiallycorrectfeedback format="html">
      <text></text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="html">
      <text></text>
    </incorrectfeedback>
    <answer fraction="100" format="html">
      <text>$$9x^3y^6z^4$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9x^3y^5z^4$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9x^3y^6z^5$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9x^3y^5z^5$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 552  -->
  <question type="multichoice">
    <name>
      <text>ProdottoMonomiDifficile3mon3lett - Variante 61</text>
    </name>
    <questiontext format="html">
      <text>$$3ab^2c^2 \cdot a^2bc^2 \cdot 3bc^2$$</text>
    </questiontext>
    <generalfeedback format="html">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.0000000</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="html">
      <text></text>
    </correctfeedback>
    <partiallycorrectfeedback format="html">
      <text></text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="html">
      <text></text>
    </incorrectfeedback>
    <answer fraction="100" format="html">
      <text>$$9a^3b^4c^6$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9a^3b^4c^5$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9a^3b^5c^6$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9a^3b^5c^5$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 553  -->
  <question type="multichoice">
    <name>
      <text>ProdottoMonomiDifficile3mon3lett - Variante 62</text>
    </name>
    <questiontext format="html">
      <text>$$3xy^2z^2 \cdot x^2yz^2 \cdot 3yz^2$$</text>
    </questiontext>
    <generalfeedback format="html">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.0000000</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="html">
      <text></text>
    </correctfeedback>
    <partiallycorrectfeedback format="html">
      <text></text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="html">
      <text></text>
    </incorrectfeedback>
    <answer fraction="100" format="html">
      <text>$$9x^3y^4z^6$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9x^3y^4z^5$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9x^3y^5z^6$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9x^3y^5z^5$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 554  -->
  <question type="multichoice">
    <name>
      <text>ProdottoMonomiDifficile3mon3lett - Variante 63</text>
    </name>
    <questiontext format="html">
      <text>$$3ab^2c^2 \cdot 3bc^2 \cdot a^2bc^2$$</text>
    </questiontext>
    <generalfeedback format="html">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.0000000</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="html">
      <text></text>
    </correctfeedback>
    <partiallycorrectfeedback format="html">
      <text></text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="html">
      <text></text>
    </incorrectfeedback>
    <answer fraction="100" format="html">
      <text>$$9a^3b^4c^6$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9a^3b^4c^5$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9a^3b^5c^6$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9a^3b^5c^5$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 555  -->
  <question type="multichoice">
    <name>
      <text>ProdottoMonomiDifficile3mon3lett - Variante 64</text>
    </name>
    <questiontext format="html">
      <text>$$3xy^2z^2 \cdot 3yz^2 \cdot x^2yz^2$$</text>
    </questiontext>
    <generalfeedback format="html">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.0000000</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="html">
      <text></text>
    </correctfeedback>
    <partiallycorrectfeedback format="html">
      <text></text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="html">
      <text></text>
    </incorrectfeedback>
    <answer fraction="100" format="html">
      <text>$$9x^3y^4z^6$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9x^3y^4z^5$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9x^3y^5z^6$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9x^3y^5z^5$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 556  -->
  <question type="multichoice">
    <name>
      <text>ProdottoMonomiDifficile3mon3lett - Variante 65</text>
    </name>
    <questiontext format="html">
      <text>$$a^2bc^2 \cdot 3ab^2c^2 \cdot 3bc^2$$</text>
    </questiontext>
    <generalfeedback format="html">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.0000000</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="html">
      <text></text>
    </correctfeedback>
    <partiallycorrectfeedback format="html">
      <text></text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="html">
      <text></text>
    </incorrectfeedback>
    <answer fraction="100" format="html">
      <text>$$9a^3b^4c^6$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9a^3b^4c^5$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9a^3b^5c^6$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9a^3b^5c^5$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 557  -->
  <question type="multichoice">
    <name>
      <text>ProdottoMonomiDifficile3mon3lett - Variante 66</text>
    </name>
    <questiontext format="html">
      <text>$$x^2yz^2 \cdot 3xy^2z^2 \cdot 3yz^2$$</text>
    </questiontext>
    <generalfeedback format="html">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.0000000</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="html">
      <text></text>
    </correctfeedback>
    <partiallycorrectfeedback format="html">
      <text></text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="html">
      <text></text>
    </incorrectfeedback>
    <answer fraction="100" format="html">
      <text>$$9x^3y^4z^6$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9x^3y^4z^5$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9x^3y^5z^6$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9x^3y^5z^5$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 558  -->
  <question type="multichoice">
    <name>
      <text>ProdottoMonomiDifficile3mon3lett - Variante 67</text>
    </name>
    <questiontext format="html">
      <text>$$a^2bc^2 \cdot 3bc^2 \cdot 3ab^2c^2$$</text>
    </questiontext>
    <generalfeedback format="html">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.0000000</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="html">
      <text></text>
    </correctfeedback>
    <partiallycorrectfeedback format="html">
      <text></text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="html">
      <text></text>
    </incorrectfeedback>
    <answer fraction="100" format="html">
      <text>$$9a^3b^4c^6$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9a^3b^4c^5$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9a^3b^5c^6$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9a^3b^5c^5$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 559  -->
  <question type="multichoice">
    <name>
      <text>ProdottoMonomiDifficile3mon3lett - Variante 68</text>
    </name>
    <questiontext format="html">
      <text>$$x^2yz^2 \cdot 3yz^2 \cdot 3xy^2z^2$$</text>
    </questiontext>
    <generalfeedback format="html">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.0000000</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="html">
      <text></text>
    </correctfeedback>
    <partiallycorrectfeedback format="html">
      <text></text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="html">
      <text></text>
    </incorrectfeedback>
    <answer fraction="100" format="html">
      <text>$$9x^3y^4z^6$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9x^3y^4z^5$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9x^3y^5z^6$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9x^3y^5z^5$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 560  -->
  <question type="multichoice">
    <name>
      <text>ProdottoMonomiDifficile3mon3lett - Variante 69</text>
    </name>
    <questiontext format="html">
      <text>$$3bc^2 \cdot 3ab^2c^2 \cdot a^2bc^2$$</text>
    </questiontext>
    <generalfeedback format="html">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.0000000</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="html">
      <text></text>
    </correctfeedback>
    <partiallycorrectfeedback format="html">
      <text></text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="html">
      <text></text>
    </incorrectfeedback>
    <answer fraction="100" format="html">
      <text>$$9a^3b^4c^6$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9a^3b^4c^5$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9a^3b^5c^6$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9a^3b^5c^5$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 561  -->
  <question type="multichoice">
    <name>
      <text>ProdottoMonomiDifficile3mon3lett - Variante 7</text>
    </name>
    <questiontext format="html">
      <text>$$a^2bc^2 \cdot 3a^2b \cdot 3a^2b^2c$$</text>
    </questiontext>
    <generalfeedback format="html">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.0000000</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="html">
      <text></text>
    </correctfeedback>
    <partiallycorrectfeedback format="html">
      <text></text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="html">
      <text></text>
    </incorrectfeedback>
    <answer fraction="100" format="html">
      <text>$$9a^6b^4c^3$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9a^5b^4c^3$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9a^6b^5c^3$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9a^5b^5c^3$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 562  -->
  <question type="multichoice">
    <name>
      <text>ProdottoMonomiDifficile3mon3lett - Variante 70</text>
    </name>
    <questiontext format="html">
      <text>$$3yz^2 \cdot 3xy^2z^2 \cdot x^2yz^2$$</text>
    </questiontext>
    <generalfeedback format="html">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.0000000</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="html">
      <text></text>
    </correctfeedback>
    <partiallycorrectfeedback format="html">
      <text></text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="html">
      <text></text>
    </incorrectfeedback>
    <answer fraction="100" format="html">
      <text>$$9x^3y^4z^6$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9x^3y^4z^5$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9x^3y^5z^6$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9x^3y^5z^5$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 563  -->
  <question type="multichoice">
    <name>
      <text>ProdottoMonomiDifficile3mon3lett - Variante 71</text>
    </name>
    <questiontext format="html">
      <text>$$3bc^2 \cdot a^2bc^2 \cdot 3ab^2c^2$$</text>
    </questiontext>
    <generalfeedback format="html">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.0000000</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="html">
      <text></text>
    </correctfeedback>
    <partiallycorrectfeedback format="html">
      <text></text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="html">
      <text></text>
    </incorrectfeedback>
    <answer fraction="100" format="html">
      <text>$$9a^3b^4c^6$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9a^3b^4c^5$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9a^3b^5c^6$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9a^3b^5c^5$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 564  -->
  <question type="multichoice">
    <name>
      <text>ProdottoMonomiDifficile3mon3lett - Variante 72</text>
    </name>
    <questiontext format="html">
      <text>$$3yz^2 \cdot x^2yz^2 \cdot 3xy^2z^2$$</text>
    </questiontext>
    <generalfeedback format="html">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.0000000</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="html">
      <text></text>
    </correctfeedback>
    <partiallycorrectfeedback format="html">
      <text></text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="html">
      <text></text>
    </incorrectfeedback>
    <answer fraction="100" format="html">
      <text>$$9x^3y^4z^6$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9x^3y^4z^5$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9x^3y^5z^6$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9x^3y^5z^5$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 565  -->
  <question type="multichoice">
    <name>
      <text>ProdottoMonomiDifficile3mon3lett - Variante 8</text>
    </name>
    <questiontext format="html">
      <text>$$x^2yz^2 \cdot 3x^2y \cdot 3x^2y^2z$$</text>
    </questiontext>
    <generalfeedback format="html">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.0000000</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="html">
      <text></text>
    </correctfeedback>
    <partiallycorrectfeedback format="html">
      <text></text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="html">
      <text></text>
    </incorrectfeedback>
    <answer fraction="100" format="html">
      <text>$$9x^6y^4z^3$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9x^5y^4z^3$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9x^6y^5z^3$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9x^5y^5z^3$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 566  -->
  <question type="multichoice">
    <name>
      <text>ProdottoMonomiDifficile3mon3lett - Variante 9</text>
    </name>
    <questiontext format="html">
      <text>$$3a^2b \cdot 3a^2b^2c \cdot a^2bc^2$$</text>
    </questiontext>
    <generalfeedback format="html">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.0000000</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="html">
      <text></text>
    </correctfeedback>
    <partiallycorrectfeedback format="html">
      <text></text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="html">
      <text></text>
    </incorrectfeedback>
    <answer fraction="100" format="html">
      <text>$$9a^6b^4c^3$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9a^5b^4c^3$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9a^6b^5c^3$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9a^5b^5c^3$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 0  -->
  <question type="category">
    <category>
      <text>$system$/top/Default per Sistema/Calcolo letterale/ProdottoMonomiFacile2mon2lett</text>
    </category>
    <info format="moodle_auto_format">
      <text></text>
    </info>
  </question>

<!-- question: 567  -->
  <question type="multichoice">
    <name>
      <text>ProdottoMonomiFacile2mon2lett - Variante 1</text>
    </name>
    <questiontext format="html">
      <text>$$3a^2b^2 \cdot 2a^2b$$</text>
    </questiontext>
    <generalfeedback format="html">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.0000000</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="html">
      <text></text>
    </correctfeedback>
    <partiallycorrectfeedback format="html">
      <text></text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="html">
      <text></text>
    </incorrectfeedback>
    <answer fraction="100" format="html">
      <text>$$6a^4b^3$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$5a^4b^3$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$5a^2b$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$6a^2b^3$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 568  -->
  <question type="multichoice">
    <name>
      <text>ProdottoMonomiFacile2mon2lett - Variante 10</text>
    </name>
    <questiontext format="html">
      <text>$$x^5y^2 \cdot 4x^2y$$</text>
    </questiontext>
    <generalfeedback format="html">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.0000000</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="html">
      <text></text>
    </correctfeedback>
    <partiallycorrectfeedback format="html">
      <text></text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="html">
      <text></text>
    </incorrectfeedback>
    <answer fraction="100" format="html">
      <text>$$4x^7y^3$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$5x^5y^3$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$4x^{10}y^2z^3$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$5x^7y^2$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 569  -->
  <question type="multichoice">
    <name>
      <text>ProdottoMonomiFacile2mon2lett - Variante 2</text>
    </name>
    <questiontext format="html">
      <text>$$3x^2y \cdot 3xy^2$$</text>
    </questiontext>
    <generalfeedback format="html">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.0000000</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="html">
      <text></text>
    </correctfeedback>
    <partiallycorrectfeedback format="html">
      <text></text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="html">
      <text></text>
    </incorrectfeedback>
    <answer fraction="100" format="html">
      <text>$$9x^3y^3$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$6x^2y^2$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9x^2y^2$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$6x^3y^3$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 570  -->
  <question type="multichoice">
    <name>
      <text>ProdottoMonomiFacile2mon2lett - Variante 3</text>
    </name>
    <questiontext format="html">
      <text>$$3a^2b^2 \cdot a^2b$$</text>
    </questiontext>
    <generalfeedback format="html">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.0000000</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="html">
      <text></text>
    </correctfeedback>
    <partiallycorrectfeedback format="html">
      <text></text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="html">
      <text></text>
    </incorrectfeedback>
    <answer fraction="100" format="html">
      <text>$$3a^4b^3$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$4a^4b^2$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$4a^4b$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$3a^2b^3$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 571  -->
  <question type="multichoice">
    <name>
      <text>ProdottoMonomiFacile2mon2lett - Variante 4</text>
    </name>
    <questiontext format="html">
      <text><![CDATA[<p>$$2xy \cdot 2x^2y$$</p>]]></text>
    </questiontext>
    <generalfeedback format="html">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.0000000</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="html">
      <text></text>
    </correctfeedback>
    <partiallycorrectfeedback format="html">
      <text></text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="html">
      <text></text>
    </incorrectfeedback>
    <answer fraction="100" format="html">
      <text><![CDATA[<p>$$4x^3y^2$$</p>]]></text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text><![CDATA[<p>$$2x^3y^2$$</p>]]></text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text><![CDATA[<p>$$2x^2y^3$$</p>]]></text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text><![CDATA[<p>$$4x^2y^2$$</p>]]></text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 572  -->
  <question type="multichoice">
    <name>
      <text>ProdottoMonomiFacile2mon2lett - Variante 5</text>
    </name>
    <questiontext format="html">
      <text><![CDATA[<p>$$4a^2b \cdot 2a^2b$$</p>]]></text>
    </questiontext>
    <generalfeedback format="html">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.0000000</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="html">
      <text></text>
    </correctfeedback>
    <partiallycorrectfeedback format="html">
      <text></text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="html">
      <text></text>
    </incorrectfeedback>
    <answer fraction="100" format="html">
      <text><![CDATA[<p>$$8a^4b^2$$</p>]]></text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text><![CDATA[<p>$$6a^4b$$</p>]]></text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text><![CDATA[<p>$$6a^2b^2$$</p>]]></text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text><![CDATA[<p>$$4a^4b^2$$</p>]]></text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 573  -->
  <question type="multichoice">
    <name>
      <text>ProdottoMonomiFacile2mon2lett - Variante 6</text>
    </name>
    <questiontext format="html">
      <text><![CDATA[<p>$$x^2y \cdot 5x^3y$$</p>]]></text>
    </questiontext>
    <generalfeedback format="html">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.0000000</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="html">
      <text></text>
    </correctfeedback>
    <partiallycorrectfeedback format="html">
      <text></text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="html">
      <text></text>
    </incorrectfeedback>
    <answer fraction="100" format="html">
      <text><![CDATA[<p>$$5x^5y^2$$</p>]]></text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text><![CDATA[<p>$$6x^5y$$</p>]]></text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text><![CDATA[<p>$$6x^6y$$</p>]]></text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text><![CDATA[<p>$$5x^6y^2$$</p>]]></text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 574  -->
  <question type="multichoice">
    <name>
      <text>ProdottoMonomiFacile2mon2lett - Variante 7</text>
    </name>
    <questiontext format="html">
      <text>$$6a^2b^3 \cdot ab^2$$</text>
    </questiontext>
    <generalfeedback format="html">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.0000000</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="html">
      <text></text>
    </correctfeedback>
    <partiallycorrectfeedback format="html">
      <text></text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="html">
      <text></text>
    </incorrectfeedback>
    <answer fraction="100" format="html">
      <text>$$6a^3b^5$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$7a^3b^4$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$7a^2b^6$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$6a^5b^5$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 575  -->
  <question type="multichoice">
    <name>
      <text>ProdottoMonomiFacile2mon2lett - Variante 8</text>
    </name>
    <questiontext format="html">
      <text>$$2x^2y \cdot 3x^2y^3$$</text>
    </questiontext>
    <generalfeedback format="html">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.0000000</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="html">
      <text></text>
    </correctfeedback>
    <partiallycorrectfeedback format="html">
      <text></text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="html">
      <text></text>
    </incorrectfeedback>
    <answer fraction="100" format="html">
      <text>$$6x^4y^4$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$5x^4y^3$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$5x^2y^5z^3$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$6x^5y^5$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 576  -->
  <question type="multichoice">
    <name>
      <text>ProdottoMonomiFacile2mon2lett - Variante 9</text>
    </name>
    <questiontext format="html">
      <text>$$3a^4b^2 \cdot ab$$</text>
    </questiontext>
    <generalfeedback format="html">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.0000000</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="html">
      <text></text>
    </correctfeedback>
    <partiallycorrectfeedback format="html">
      <text></text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="html">
      <text></text>
    </incorrectfeedback>
    <answer fraction="100" format="html">
      <text>$$3a^5b^3$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$4a^5b^4$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$3a^4b^2$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$a^5b^2$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 0  -->
  <question type="category">
    <category>
      <text>$system$/top/Default per Sistema/Calcolo letterale/ProdottoMonomiMedio2monomi3lettere</text>
    </category>
    <info format="moodle_auto_format">
      <text></text>
    </info>
  </question>

<!-- question: 577  -->
  <question type="multichoice">
    <name>
      <text>ProdottoMonomiMedio2mon3lett - Variante 1</text>
    </name>
    <questiontext format="html">
      <text>$$3a^2b^2c \cdot a^2bc^2 $$</text>
    </questiontext>
    <generalfeedback format="html">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.0000000</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="html">
      <text></text>
    </correctfeedback>
    <partiallycorrectfeedback format="html">
      <text></text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="html">
      <text></text>
    </incorrectfeedback>
    <answer fraction="100" format="html">
      <text>$$3a^4b^3c^3$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$4a^4b^3c^3$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$3a^2b^2c^2$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$2a^3b^4c^3$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 578  -->
  <question type="multichoice">
    <name>
      <text>ProdottoMonomiMedio2mon3lett - Variante 2</text>
    </name>
    <questiontext format="html">
      <text>$$3x^2y^2z \cdot 3x^2y$$</text>
    </questiontext>
    <generalfeedback format="html">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.0000000</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="html">
      <text></text>
    </correctfeedback>
    <partiallycorrectfeedback format="html">
      <text></text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="html">
      <text></text>
    </incorrectfeedback>
    <answer fraction="100" format="html">
      <text>$$9x^4y^3z$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$6x^4y^3z$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$9x^2y^2z^2$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$x^3y^3z^2$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 579  -->
  <question type="multichoice">
    <name>
      <text>ProdottoMonomiMedio2mon3lett - Variante 3</text>
    </name>
    <questiontext format="html">
      <text><![CDATA[<p>$$3a^2b \cdot a^2bc^2$$</p>]]></text>
    </questiontext>
    <generalfeedback format="html">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.0000000</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="html">
      <text></text>
    </correctfeedback>
    <partiallycorrectfeedback format="html">
      <text></text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="html">
      <text></text>
    </incorrectfeedback>
    <answer fraction="100" format="html">
      <text><![CDATA[<p>$$3a^4b^2c^2$$</p>]]></text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text><![CDATA[<p>$$4a^4b^2c^2$$</p>]]></text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text><![CDATA[<p>$$6a^2b^3c$$</p>]]></text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text><![CDATA[<p>$$5a^2b$$</p>]]></text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 580  -->
  <question type="multichoice">
    <name>
      <text>ProdottoMonomiMedio2mon3lett - Variante 4</text>
    </name>
    <questiontext format="html">
      <text>$$2x^2y^2z \cdot 4x^2y$$</text>
    </questiontext>
    <generalfeedback format="html">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.0000000</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="html">
      <text></text>
    </correctfeedback>
    <partiallycorrectfeedback format="html">
      <text></text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="html">
      <text></text>
    </incorrectfeedback>
    <answer fraction="100" format="html">
      <text>$$8x^4y^3z$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$6x^4y^3z$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$4x^3y^2z$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$8x^3y^2z^2$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 581  -->
  <question type="multichoice">
    <name>
      <text>ProdottoMonomiMedio2mon3lett - Variante 5</text>
    </name>
    <questiontext format="html">
      <text>$$4a^2bc^2 \cdot 3a^2b^2c$$</text>
    </questiontext>
    <generalfeedback format="html">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.0000000</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="html">
      <text></text>
    </correctfeedback>
    <partiallycorrectfeedback format="html">
      <text></text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="html">
      <text></text>
    </incorrectfeedback>
    <answer fraction="100" format="html">
      <text>$$12a^4b^3c^3$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$7a^4b^3c^3$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$12a^3b^2c^3$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$a^4bc^2$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 0  -->
  <question type="category">
    <category>
      <text>$system$/top/Default per Sistema/Calcolo letterale/SommaMonomiFacile</text>
    </category>
    <info format="moodle_auto_format">
      <text></text>
    </info>
  </question>

<!-- question: 847  -->
  <question type="multichoice">
    <name>
      <text>SommaMonomiFacile1</text>
    </name>
    <questiontext format="html">
      <text>$$3x + 2x$$</text>
    </questiontext>
    <generalfeedback format="html">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.0000000</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="html">
      <text></text>
    </correctfeedback>
    <partiallycorrectfeedback format="html">
      <text></text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="html">
      <text></text>
    </incorrectfeedback>
    <answer fraction="0" format="html">
      <text>$$6x$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="100" format="html">
      <text>$$5x$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$5x^2$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$6x^2$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 848  -->
  <question type="multichoice">
    <name>
      <text>SommaMonomiFacile2</text>
    </name>
    <questiontext format="html">
      <text>$$2x + 4x$$</text>
    </questiontext>
    <generalfeedback format="html">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.0000000</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="html">
      <text></text>
    </correctfeedback>
    <partiallycorrectfeedback format="html">
      <text></text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="html">
      <text></text>
    </incorrectfeedback>
    <answer fraction="100" format="html">
      <text>$$6x$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$8x^2$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$6x^2$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$8x$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 849  -->
  <question type="multichoice">
    <name>
      <text>SommaMonomiFacile3</text>
    </name>
    <questiontext format="html">
      <text>$$5x + 3x$$</text>
    </questiontext>
    <generalfeedback format="html">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.0000000</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="html">
      <text></text>
    </correctfeedback>
    <partiallycorrectfeedback format="html">
      <text></text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="html">
      <text></text>
    </incorrectfeedback>
    <answer fraction="0" format="html">
      <text>$$2x$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$8x^2$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$15x^2$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="100" format="html">
      <text>$$8x$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 850  -->
  <question type="multichoice">
    <name>
      <text>SommaMonomiFacile4</text>
    </name>
    <questiontext format="html">
      <text>$$2x^2 + 5x^2$$</text>
    </questiontext>
    <generalfeedback format="html">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.0000000</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="html">
      <text></text>
    </correctfeedback>
    <partiallycorrectfeedback format="html">
      <text></text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="html">
      <text></text>
    </incorrectfeedback>
    <answer fraction="0" format="html">
      <text>$$7x$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$10x^2$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="100" format="html">
      <text>$$7x^2$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$7x^4$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 851  -->
  <question type="multichoice">
    <name>
      <text>SommaMonomiFacile5</text>
    </name>
    <questiontext format="html">
      <text>$$3xy + 2xy$$</text>
    </questiontext>
    <generalfeedback format="html">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.0000000</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="html">
      <text></text>
    </correctfeedback>
    <partiallycorrectfeedback format="html">
      <text></text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="html">
      <text></text>
    </incorrectfeedback>
    <answer fraction="100" format="html">
      <text>$$5xy$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$6x^2y^2$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="100" format="html">
      <text>$$6xy$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$5x^2y^2$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 0  -->
  <question type="category">
    <category>
      <text>$system$/top/Default per Sistema/Calcolo letterale/SommaMonomiInteriDifficili</text>
    </category>
    <info format="moodle_auto_format">
      <text></text>
    </info>
  </question>

<!-- question: 852  -->
  <question type="multichoice">
    <name>
      <text>SommaMonomiInteriDifficili1</text>
    </name>
    <questiontext format="html">
      <text>$$x + 2x$$</text>
    </questiontext>
    <generalfeedback format="html">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.0000000</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="html">
      <text></text>
    </correctfeedback>
    <partiallycorrectfeedback format="html">
      <text></text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="html">
      <text></text>
    </incorrectfeedback>
    <answer fraction="0" format="html">
      <text>$$2x$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$2x^2$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="100" format="html">
      <text>$$3x$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$3x^2$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 853  -->
  <question type="multichoice">
    <name>
      <text>SommaMonomiInteriDifficili2</text>
    </name>
    <questiontext format="html">
      <text>$$3x + x$$</text>
    </questiontext>
    <generalfeedback format="html">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.0000000</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="html">
      <text></text>
    </correctfeedback>
    <partiallycorrectfeedback format="html">
      <text></text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="html">
      <text></text>
    </incorrectfeedback>
    <answer fraction="100" format="html">
      <text>$$4x$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$4x^2$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$3x^2$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$6x$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 854  -->
  <question type="multichoice">
    <name>
      <text>SommaMonomiInteriDifficili3</text>
    </name>
    <questiontext format="html">
      <text>$$5x - x$$</text>
    </questiontext>
    <generalfeedback format="html">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.0000000</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="html">
      <text></text>
    </correctfeedback>
    <partiallycorrectfeedback format="html">
      <text></text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="html">
      <text></text>
    </incorrectfeedback>
    <answer fraction="0" format="html">
      <text>$$5$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$5x^2$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="100" format="html">
      <text>$$4x$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$4$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 855  -->
  <question type="multichoice">
    <name>
      <text>SommaMonomiInteriDifficili4</text>
    </name>
    <questiontext format="html">
      <text>$$x^2 + x^2$$</text>
    </questiontext>
    <generalfeedback format="html">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.0000000</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="html">
      <text></text>
    </correctfeedback>
    <partiallycorrectfeedback format="html">
      <text></text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="html">
      <text></text>
    </incorrectfeedback>
    <answer fraction="0" format="html">
      <text>$$x^2$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$x^4$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="100" format="html">
      <text>$$2x^2$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$x^{2+2}$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
  </question>

<!-- question: 856  -->
  <question type="multichoice">
    <name>
      <text>SommaMonomiInteriDifficili5</text>
    </name>
    <questiontext format="html">
      <text>$$5x^2y - 2x^2y$$</text>
    </questiontext>
    <generalfeedback format="html">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.0000000</penalty>
    <hidden>0</hidden>
    <idnumber></idnumber>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="html">
      <text></text>
    </correctfeedback>
    <partiallycorrectfeedback format="html">
      <text></text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="html">
      <text></text>
    </incorrectfeedback>
    <answer fraction="100" format="html">
      <text>$$3x^2y$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$7x^2y$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="100" format="html">
      <text>$$3$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text>$$3x^4y^2$$</text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
  </question>

</quiz>