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<table style="border: 4px solid #000099; margin-left: auto; margin-right: auto; width: 400px; background-color: #ffffcc;" border="4"> <tbody> <tr> <td style="background-color: #000099;" align="center" valign="middle"><span style="font-size: large; color: #ffff99;" data-mce-mark="1">Radicals semblants/agrupar</span></td> </tr> <tr> <td> <p style="text-align: justify;"><span style="font-size: small; color: #000080;" data-mce-mark="1"><strong>Dos radicals són <span style="text-decoration: underline;" data-mce-mark="1"><span style="font-size: small; color: #000080; text-decoration: underline;" data-mce-mark="1">semblants</span></span> si tenen <span style="text-decoration: underline;" data-mce-mark="1">el </span><span style="font-size: small; color: #000080;" data-mce-mark="1"><span style="text-decoration: underline;" data-mce-mark="1">mateix índex i el mateix radicand</span>. Es poden agrupar sumant els coeficients: </span></strong></span></p> <p><span style="font-size: small; color: #000080;"><strong style="color: #000080; line-height: 1.4;"> «math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mn mathvariant=¨bold¨ mathcolor=¨#00007F¨»7«/mn»«mroot mathcolor=¨#00007F¨»«mn mathvariant=¨bold¨»5«/mn»«mn mathvariant=¨bold¨»3«/mn»«/mroot»«mo mathvariant=¨bold¨ mathcolor=¨#00007F¨»+«/mo»«mn mathvariant=¨bold¨ mathcolor=¨#00007F¨»3«/mn»«mroot mathcolor=¨#00007F¨»«mn mathvariant=¨bold¨»5«/mn»«mn mathvariant=¨bold¨»3«/mn»«/mroot»«mo mathvariant=¨bold¨ mathcolor=¨#00007F¨»-«/mo»«mn mathvariant=¨bold¨ mathcolor=¨#00007F¨»4«/mn»«mroot mathcolor=¨#00007F¨»«mn mathvariant=¨bold¨»5«/mn»«mn mathvariant=¨bold¨»3«/mn»«/mroot»«mo mathvariant=¨bold¨ mathcolor=¨#00007F¨»=«/mo»«mn mathvariant=¨bold¨ mathcolor=¨#00007F¨»6«/mn»«mroot mathcolor=¨#00007F¨»«mn mathvariant=¨bold¨»5«/mn»«mn mathvariant=¨bold¨»3«/mn»«/mroot»«/math» </strong></span></p> </td> </tr> </tbody> </table>
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