Skip to main content
Editing a Description
You have permission to :
Edit this question
General
Category
Default for System (16649)
Test-Lidia
Question name
Question text
<p> </p> <table style="color: #000066; border: 4px solid #000066; float: none; text-align: left; vertical-align: top; width: 392px; height: 235px; background-image: none; background-color: #ffffcc;" border="4" frame="void" rules="none" align="center"> <tbody> <tr align="center"> <td style="background-color: #000066; background-image: none; color: #ffcc00; vertical-align: top; border-style: none; text-align: center;" valign="top" width="100%"><span style="color: #ffff99; font-size: large;" data-mce-mark="1">Factorització de polinomis amb grau > 2</span></td> </tr> <tr> <td rowspan="1" valign="top" width="100%"> <ul> <li style="text-align: justify;"><span style="font-weight: bold; font-size: small; color: #000080;" data-mce-mark="1">Si tenim un polinomi de grau superior a 2 sense terme independent, alguns cops es pot treure x en factor per fer aparèixer una equació de 2n grau.</span></li> </ul> <p style="text-align: justify; margin-left: 60px;"><span style="color: #000000;" data-mce-mark="1"><em><span style="font-size: small;" data-mce-mark="1">Per exemple:</span></em></span></p> <p style="text-align: justify; margin-left: 60px;"><span style="color: #000000;" data-mce-mark="1"><em><span style="font-size: small;" data-mce-mark="1">x<sup>3</sup> - 5x<sup>2</sup> + 6x = 0 s'escriu x(x<sup>2</sup> - 5x + 6) = 0</span></em></span></p> <p style="text-align: justify; margin-left: 60px;"><span style="color: #000000;" data-mce-mark="1"><em><span style="color: #000000; font-size: small;" data-mce-mark="1">En aquest cas, i com que x<sup>2</sup> - 5x+ 6 té per solucions 2 i 3, la factorització del polinomi és: x (x-2)(x-3)</span></em></span></p> <ul> <li style="text-align: justify;"><span style="color: #000080; font-size: small;"><strong><span style="color: #000080;"><span style="color: #000080;">Si el polinomi té terme independent, es pot factoritzar amb el mètode de Ruffini (a 1r de btx!)</span></span></strong></span></li> </ul> </td> </tr> </tbody> </table>
General feedback
Created / last saved
Created
by
Admin User
on
Tuesday, 14 July 2015, 9:22 AM
Last saved
by
Admin User
on
Tuesday, 14 July 2015, 9:22 AM
There are required fields in this form marked
.