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<quiz>
 <!-- categoryid: 166 -->
 <question type="category"><category><text>Standard für Mathematik/Klammerrechnen</text></category></question>
 
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 <question type="matching">
    <name><text>5-3a</text>
</name>
    <questiontext format="html">
<text>Ordnen Sie die richtigen Antworten zu!</text>
    </questiontext>
    <image></image>
    <generalfeedback>
<text></text>
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<subquestion>
<text>(a+3)²=</text>
<answer><text>a²+6a+9</text>
</answer>
</subquestion>
<subquestion>
<text>(3a-5)(3a+5)=</text>
<answer><text>9a²-25</text>
</answer>
</subquestion>
<subquestion>
<text>(a-2)(2+a)=</text>
<answer><text>a²-4</text>
</answer>
</subquestion>
</question>
 </quiz>
