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" /></td> <td style="text-align: justify;" valign="top" width="NaNpx"> <p><span style="color: #000066; font-size: small;" data-mce-mark="1"><strong>D'aquí a #a1 el quadrat més el doble de la meva edat serà igual a #a2.</strong></span></p> <p><span style="color: #000066; font-size: small;" data-mce-mark="1"><strong>Quants anys tinc?</strong></span></p> </td> </tr> <tr> <td rowspan="1" colspan="2" valign="top" width="NaNpx"> <div align="center"> </div> </td> </tr> </tbody> </table> <p><span style="color: #000066;"><strong> </strong></span></p>
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No, case is unimportant
Yes, case must match
Correct answers
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Answer 1
Answer
Grade
None
100%
90%
83.33333%
80%
75%
70%
66.66667%
60%
50%
40%
33.33333%
30%
25%
20%
16.66667%
14.28571%
12.5%
11.11111%
10%
5%
Feedback
Answer 2
Answer
Grade
None
100%
90%
83.33333%
80%
75%
70%
66.66667%
60%
50%
40%
33.33333%
30%
25%
20%
16.66667%
14.28571%
12.5%
11.11111%
10%
5%
Feedback
Settings for multiple tries
Penalty for each incorrect try
100%
50%
33.33333%
25%
20%
10%
0%
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<p><span style="color: #006600;"><em><strong>L'equació s'escriu «math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mstyle mathsize=¨12px¨»«msup mathcolor=¨#003300¨»«mi mathvariant=¨bold¨ mathcolor=¨#003300¨»x«/mi»«mn mathvariant=¨bold¨»2«/mn»«/msup»«mo mathvariant=¨bold¨ mathcolor=¨#003300¨»+«/mo»«mn mathvariant=¨bold¨ mathcolor=¨#003300¨»2«/mn»«mi mathvariant=¨bold¨ mathcolor=¨#003300¨»x«/mi»«mo mathvariant=¨bold¨ mathcolor=¨#003300¨»=«/mo»«mo mathvariant=¨bold¨ mathcolor=¨#003300¨»#«/mo»«mi mathvariant=¨bold¨ mathcolor=¨#003300¨»a«/mi»«mn mathvariant=¨bold¨ mathcolor=¨#003300¨»2«/mn»«mo mathvariant=¨bold¨ mathcolor=¨#003300¨»§#160;«/mo»«mo mathvariant=¨bold¨ mathcolor=¨#003300¨»§#8660;«/mo»«msup mathcolor=¨#003300¨»«mi mathvariant=¨bold¨ mathcolor=¨#003300¨»x«/mi»«mn mathvariant=¨bold¨»2«/mn»«/msup»«mo mathvariant=¨bold¨ mathcolor=¨#003300¨»+«/mo»«mn mathvariant=¨bold¨ mathcolor=¨#003300¨»2«/mn»«mi mathvariant=¨bold¨ mathcolor=¨#003300¨»x«/mi»«mo mathvariant=¨bold¨ mathcolor=¨#003300¨»-«/mo»«mo mathvariant=¨bold¨ mathcolor=¨#003300¨»#«/mo»«mi mathvariant=¨bold¨ mathcolor=¨#003300¨»a«/mi»«mn mathvariant=¨bold¨ mathcolor=¨#003300¨»2«/mn»«mo mathvariant=¨bold¨ mathcolor=¨#003300¨»=«/mo»«mn mathvariant=¨bold¨ mathcolor=¨#003300¨»0«/mn»«/mstyle»«/math» i té dues solucions<br />Només és vàlida la solució positiva!</strong></em></span></p>
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Tuesday, 14 July 2015, 9:22 AM
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