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<table style="background-color: #ffffcc; border: 4px solid #003300; width: 400px; height: 117px;" border="4" align="center"> <tbody> <tr> <td style="background-color: #003300; text-align: center;"><span style="font-size: large; color: #ffff99;">Suma de fraccions algèbriques</span></td> </tr> <tr> <td style="text-align: justify;"> <p><strong><span style="font-size: small;">Primer cal reduir-les al mínim comú denominador que és el polinomi mcm dels denominadors (Tots els factors amb l'exponent més gran)</span></strong><br /><br /></p> <p><strong><span style="font-size: small;">«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mstyle mathsize=¨12px¨»«mrow»«mfrac mathcolor=¨#191919¨»«mrow»«mi mathvariant=¨bold¨»x«/mi»«mo mathvariant=¨bold¨»+«/mo»«mn mathvariant=¨bold¨»2«/mn»«/mrow»«mrow»«msup»«mi mathvariant=¨bold¨»x«/mi»«mn mathvariant=¨bold¨»2«/mn»«/msup»«mo mathvariant=¨bold¨»-«/mo»«mn mathvariant=¨bold¨»5«/mn»«mi mathvariant=¨bold¨»x«/mi»«/mrow»«/mfrac»«mo mathvariant=¨bold¨ mathcolor=¨#191919¨»+«/mo»«mfrac mathcolor=¨#191919¨»«mrow»«mi mathvariant=¨bold¨»x«/mi»«mo mathvariant=¨bold¨»-«/mo»«mn mathvariant=¨bold¨»3«/mn»«/mrow»«mrow»«msup»«mi mathvariant=¨bold¨»x«/mi»«mn mathvariant=¨bold¨»2«/mn»«/msup»«mo mathvariant=¨bold¨»-«/mo»«mn mathvariant=¨bold¨»25«/mn»«/mrow»«/mfrac»«mo mathvariant=¨bold¨ mathcolor=¨#191919¨»=«/mo»«mfrac mathcolor=¨#191919¨»«mrow»«mfenced»«mrow»«mi mathvariant=¨bold¨»x«/mi»«mo mathvariant=¨bold¨»+«/mo»«mn mathvariant=¨bold¨»2«/mn»«/mrow»«/mfenced»«mo mathcolor=¨#0000FF¨ mathvariant=¨bold¨»(«/mo»«mi mathcolor=¨#0000FF¨ mathvariant=¨bold¨»x«/mi»«mo mathcolor=¨#0000FF¨ mathvariant=¨bold¨»+«/mo»«mn mathcolor=¨#0000FF¨ mathvariant=¨bold¨»5«/mn»«mo mathcolor=¨#0000FF¨ mathvariant=¨bold¨»)«/mo»«/mrow»«mrow»«mi mathvariant=¨bold¨»x«/mi»«mo mathvariant=¨bold¨»(«/mo»«mi mathvariant=¨bold¨»x«/mi»«mo mathvariant=¨bold¨»-«/mo»«mn mathvariant=¨bold¨»5«/mn»«mo mathvariant=¨bold¨»)«/mo»«mo mathcolor=¨#0000FF¨ mathvariant=¨bold¨»(«/mo»«mi mathcolor=¨#0000FF¨ mathvariant=¨bold¨»x«/mi»«mo mathcolor=¨#0000FF¨ mathvariant=¨bold¨»+«/mo»«mn mathcolor=¨#0000FF¨ mathvariant=¨bold¨»5«/mn»«mo mathcolor=¨#0000FF¨ mathvariant=¨bold¨»)«/mo»«/mrow»«/mfrac»«mo mathvariant=¨bold¨ mathcolor=¨#191919¨»+«/mo»«mfrac mathcolor=¨#191919¨»«mrow»«mfenced»«mrow»«mi mathvariant=¨bold¨»x«/mi»«mo mathvariant=¨bold¨»-«/mo»«mn mathvariant=¨bold¨»3«/mn»«/mrow»«/mfenced»«mi mathcolor=¨#FF0000¨ mathvariant=¨bold¨»x«/mi»«/mrow»«mrow»«mi mathcolor=¨#FF0000¨ mathvariant=¨bold¨»x«/mi»«mo mathvariant=¨bold¨»(«/mo»«mi mathvariant=¨bold¨»x«/mi»«mo mathvariant=¨bold¨»-«/mo»«mn mathvariant=¨bold¨»5«/mn»«mo mathvariant=¨bold¨»)«/mo»«mo mathvariant=¨bold¨»(«/mo»«mi mathvariant=¨bold¨»x«/mi»«mo mathvariant=¨bold¨»+«/mo»«mn mathvariant=¨bold¨»5«/mn»«mo mathvariant=¨bold¨»)«/mo»«/mrow»«/mfrac»«/mrow»«/mstyle»«/math»</span></strong></p> <p><strong><span style="font-size: small;">Quan tenen el mateix denominador, es sumen els numeradors.</span></strong></p> </td> </tr> </tbody> </table>
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