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Test-Lidia
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<p> </p> <div align="center"> </div> <table style="color: #003300; border: 4px solid #003300; float: none; text-align: left; vertical-align: top; width: 427px; background-image: none; background-color: #ffffcc;" border="4" frame="void" rules="none" align="center"> <tbody> <tr align="center"> <td style="background-color: #003300; background-image: none; color: #ffcc00; text-align: center; vertical-align: top; border-style: none;" valign="top" width="NaNpx"><span style="font-size: large; color: #ffff99;" data-mce-mark="1">Equació de grau superior a 2<br />Sense terme independent</span></td> </tr> <tr> <td valign="top" width="NaNpx"> <div align="justify"><span style="color: #003300;"><strong><span style="font-size: small;">Si l'equació és de grau superior a 2, i <span style="text-decoration: underline;">NO TÉ TERME INDEPENDENT</span>, </span></strong></span><span style="color: #000080;"><strong><span style="font-size: small;"><span style="color: #003300;">es pot treure x elevat al grau mínim en factor comú, i intentar resoldre</span>.</span></strong></span></div> <br /><span style="color: #000000;"><em><span style="font-size: small;">Exemple:<br />2x<sup>4</sup> - 10x<sup>3</sup> + 12x<sup>2</sup> = x<sup>2</sup> · (2x<sup>2</sup> - 10x + 12)<br />Una solució sempre és 0.<br />Les altres, si existeixen es troben resolent 2x<sup>2</sup> - 10x + 12 = 0.</span></em><br /><em><span style="font-size: small;">En aquest cas, les 3 solucions són 0, 2 i 3.</span></em></span><span style="color: #000000; font-size: small;"><em><br /></em></span></td> </tr> </tbody> </table> <div align="center"><br /><br /></div> <p> </p>
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Thursday, 23 August 2018, 11:09 AM
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