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<p> </p> <div align="center"> <table style="color: #ffcc00; border: 4px solid #000066; float: none; text-align: center; vertical-align: top; width: 400px; background-image: url('http://www.insmilaifontanals.cat/none'); background-color: #000066;" border="4" frame="void" rules="none"> <tbody> <tr> <td valign="top" width="NaNpx"><span style="font-size: large; color: #ffff99;" data-mce-mark="1">Treure factor comú</span></td> </tr> <tr> <td style="background-image: none; color: #000066; text-align: justify; vertical-align: top; border-style: none; background-color: #ffffcc;" valign="top" width="NaNpx"><br /> <div align="center"><span style="font-size: small; color: #000080;" data-mce-mark="1"><strong><em>Per treure factor comú a una expressió algèbrica, cal calcular el mcd dels sumands.</em></strong></span></div> <div style="color: #000066;" align="center"> <div align="left"><span style="color: #000000;"><em>Exemple:<br /></em><strong><em>18x<sup>5</sup> - 9x<sup>4</sup> + 36x<sup>3</sup> - 27x<sup>2</sup> = 9x<sup>2</sup>(2x<sup>3</sup> - x<sup>2</sup> + 4x - 3)</em></strong></span></div> <div align="left"><span style="color: #000000;"><strong><em>El quadrat d'un binomi i la diferència de quadrats són útils a vegades. </em></strong></span></div> <div align="left"><span style="color: #000000;"><strong><em>Treure factor comú pot ajudar a simplificar:</em></strong></span></div> <div align="center"><span style="color: #000000;"><strong><em>«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mstyle mathsize=¨12px¨»«mrow»«mfrac»«mrow»«mn»3«/mn»«msup»«mi»x«/mi»«mn»3«/mn»«/msup»«mo»+«/mo»«mn»6«/mn»«msup»«mi»x«/mi»«mn»2«/mn»«/msup»«mo»-«/mo»«mn»3«/mn»«mi»x«/mi»«/mrow»«mrow»«msup»«mi»x«/mi»«mn»2«/mn»«/msup»«mo»+«/mo»«mn»2«/mn»«mi»x«/mi»«mo»-«/mo»«mn»1«/mn»«/mrow»«/mfrac»«mo»=«/mo»«mfrac»«mrow»«mn»3«/mn»«mi»x«/mi»«mfenced»«mrow»«msup»«mi»x«/mi»«mn»2«/mn»«/msup»«mo»+«/mo»«mn»2«/mn»«mi»x«/mi»«mo»-«/mo»«mn»1«/mn»«/mrow»«/mfenced»«/mrow»«mrow»«msup»«mi»x«/mi»«mn»2«/mn»«/msup»«mo»+«/mo»«mn»2«/mn»«mi»x«/mi»«mo»-«/mo»«mn»1«/mn»«/mrow»«/mfrac»«mo»=«/mo»«mn»3«/mn»«mi»x«/mi»«mo»§#160;«/mo»«/mrow»«/mstyle»«/math»</em></strong></span></div> </div> </td> </tr> </tbody> </table> </div> <p><br /><br /></p> <div style="text-align: center;"> </div>
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Monday, 13 July 2015, 2:20 PM
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