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 <question type="category"><category><text>1rBTX 02. POLINOMIS/1.2.0 Repàs de polinomis</text></category></question>
 
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      <text>1.2.0.50DT SigneExpressió1rGrau</text>
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      <text><![CDATA[<div style="text-align: center;"><br /><br />
<table style="color: #000066; border: 4px solid #003300; float: none; text-align: left; vertical-align: top; width: 400px; background-image: url('http://lcmates.eu/none'); background-color: #ffffcc;" border="4" frame="void" rules="none" cellspacing="1" cellpadding="1" align="center">
<tbody>
<tr>
<td style="background-color: #003300; background-image: url('http://lcmates.eu/none'); color: #ffcc00; text-align: center; vertical-align: top; border-style: none; width: 400px; border-color: #003300; border-width: 1px;" rowspan="1" colspan="4" valign="top"><span style="font-size: large; color: #ffff99;">Signe de ax + b</span></td>
</tr>
<tr>
<td style="background-image: none; border-color: #000066; border-width: 2px; text-align: left; vertical-align: top; border-style: solid;" valign="top" width="NaNpx"><span style="font-size: medium;">x</span></td>
<td style="background-image: none; border-color: #000066; border-width: 2px; text-align: left; vertical-align: top; border-style: solid;" valign="top" width="NaNpx"><span style="font-size: medium;">-∞</span></td>
<td style="background-image: none; border-color: #000066; border-width: 2px; text-align: center; vertical-align: top; border-style: solid; background-color: #ff0000; color: #ffffff;" valign="top" width="NaNpx"><span style="font-size: medium;"><strong>-b/a</strong></span></td>
<td style="background-image: none; border-color: #000066; border-width: 2px; text-align: right; vertical-align: top; border-style: solid;" align="right" valign="top" width="NaNpx"><span style="font-size: medium;">+∞</span></td>
</tr>
<tr>
<td style="background-image: none; border-color: #000066; border-width: 2px; text-align: left; vertical-align: top; border-style: solid;" valign="top" width="NaNpx"><span style="font-size: medium;">ax+b</span></td>
<td style="background-image: none; border-color: #000066; border-width: 2px; text-align: center; vertical-align: top; border-style: solid;" align="center" valign="top" width="NaNpx"><span style="font-size: medium;">Signe contrari de a</span></td>
<td style="background-image: none; border-color: #000066; border-width: 2px; text-align: center; vertical-align: top; border-style: solid; background-color: #ff0000; color: #ffffff;" align="center" valign="top" width="NaNpx"><span style="font-size: medium;"><strong>0</strong></span></td>
<td style="background-image: none; border-color: #000066; border-width: 2px; text-align: center; vertical-align: top; border-style: solid;" align="center" valign="top" width="NaNpx"><span style="font-size: medium;">Signe de a</span></td>
</tr>
</tbody>
</table>
<div align="center"><br /><br /></div>
<br /><br /></div>]]></text>
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