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<div style="text-align: center;"><br /> <div align="center"> </div> <table style="color: #000066; border: 4px solid #000066; float: none; text-align: left; vertical-align: top; width: 400px; background-image: none; background-color: #ffffcc;" border="4" frame="void" rules="none" align="center"> <tbody> <tr> <td style="background-color: #000066; 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;">Valor numèric d'un polinomi</span></td> </tr> <tr> <td valign="top" width="NaNpx"> <div align="justify"><span style="font-size: small; color: #000080;"><strong>El valor numèric d'un polinomi és el nombre que s'obté substituint la indeterminada per un nombre.</strong></span></div> <br /><em><strong>Exemple: P(<span style="color: #ff0000;">x</span>) = 3<span style="color: #ff0000;">x</span><sup>3</sup> - 5<span style="color: #ff0000;">x</span><sup>2</sup> + 8<span style="color: #ff0000;">x</span> - 1</strong></em><br /><em><strong> P(<span style="color: #ff0000;">1</span>) = 3·<span style="color: #ff0000;">1</span><sup>3</sup> - 5·<span style="color: #ff0000;">1</span><sup>2</sup> + 8·<span style="color: #ff0000;">1</span> - 1</strong></em><strong>= 5</strong><br /><br /> <div align="center"><span style="color: #ff3300; font-size: large;"><span style="font-weight: bold;">ATENCIÓ A L'ORDRE DE LES OPERACIONS</span></span><br /><em><strong>P(<span style="color: #ff0000;">x</span>) = -3<span style="color: #ff0000;">x</span><sup>4</sup> -2<span style="color: #ff0000;">x</span><sup>3</sup> + 5<span style="color: #ff0000;">x</span> - 1<br />P(<span style="color: #ff0000;">-2</span>) = </strong></em><em><strong>-3<span style="color: #ff0000;">·(-2)</span><sup>4</sup> -2<span style="color: #ff0000;">·(-2)</span><sup>3</sup> + 5·<span style="color: #ff0000;">(-2)</span> - 1<br /></strong></em><em><strong>P(<span style="color: #ff0000;">-2</span>) = </strong></em><em><strong>-3<span style="color: #ff0000;">·(16)</span> -2<span style="color: #ff0000;">·(-8)</span> + 5·<span style="color: #ff0000;">(-2)</span> - 1</strong></em><br /><em><strong>P(<span style="color: #ff0000;">-2</span>) = </strong></em><em><strong>-48 + 16 - 10 - 1</strong></em><strong>= - 43</strong><br /><br /></div> </td> </tr> </tbody> </table> <br /><span style="color: #ff3300; font-size: large;"><span style="font-weight: bold;">ATENCIÓ A L'ORDRE DE LES OPERACIONS</span></span></div>
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Monday, 29 June 2015, 3:42 PM
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