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<div> <table style="background-color: #ffffcc; border-color: #003300; border-width: 4px; ; width: 400px;" border="4" align="center"> <tbody> <tr> <td style="background-color: #003300;" align="center"><span style="font-size: large; color: #ffff99;">Racionalitzar 2</span></td> </tr> <tr> <td> <p style="text-align: center;"><span style="color: #003300; font-size: small;"><strong>Racionalitzar és eliminar les arrels del denominador.<br /></strong></span></p> <p style="text-align: center;"><span style="color: #003300; font-size: small;"><strong>Si hi ha una arrel d'índex i superior a 2, es multiplica el numerador i el denominador per una arrel d'índex i i de radicand tal que permeti simplificar el denominador:</strong></span></p> <p style="text-align: center;"><span style="color: #003300; font-size: small;"><strong>«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mfrac»«mn»12«/mn»«mroot»«mn»4«/mn»«mn»3«/mn»«/mroot»«/mfrac»«mo»=«/mo»«mfrac»«mn»12«/mn»«mroot»«msup»«mn»2«/mn»«mn»2«/mn»«/msup»«mn»3«/mn»«/mroot»«/mfrac»«mo»=«/mo»«mfrac»«mrow»«mn»12«/mn»«mo mathvariant=¨bold¨ mathcolor=¨#0000FF¨»§#183;«/mo»«mroot mathcolor=¨#0000FF¨»«mn mathvariant=¨bold¨»2«/mn»«mn mathvariant=¨bold¨»3«/mn»«/mroot»«/mrow»«mrow»«mroot»«msup»«mn»2«/mn»«mn»2«/mn»«/msup»«mn»3«/mn»«/mroot»«mo mathvariant=¨bold¨ mathcolor=¨#0000FF¨»§#183;«/mo»«mroot mathcolor=¨#0000FF¨»«mn mathvariant=¨bold¨»2«/mn»«mn mathvariant=¨bold¨»3«/mn»«/mroot»«/mrow»«/mfrac»«mo»=«/mo»«mfrac»«mrow»«mn»12«/mn»«mo»§#183;«/mo»«mroot»«mn»2«/mn»«mn»3«/mn»«/mroot»«/mrow»«mroot»«msup»«mn»2«/mn»«mn»3«/mn»«/msup»«mn»3«/mn»«/mroot»«/mfrac»«mo»=«/mo»«mfrac»«mrow»«mn»12«/mn»«mo»§#183;«/mo»«mroot»«mn»2«/mn»«mn»3«/mn»«/mroot»«/mrow»«mn»2«/mn»«/mfrac»«mo»=«/mo»«mn»6«/mn»«mo»§#183;«/mo»«mroot»«mn»2«/mn»«mn»3«/mn»«/mroot»«/math»</strong></span></p> <p style="text-align: center;"><span style="color: #003300; font-size: small;"><strong>i es <span style="text-decoration: underline; color: #ff0000;">simplifica</span></strong></span></p> </td> </tr> </tbody> </table> </div>
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