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 <question type="category"><category><text>1rBTX 01. NOMBRES REALS/1.1.5 Intervals i not. científica</text></category></question>
 
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      <text>1.1.5.50DT NOTACIÓ CIENTÍFICA</text>
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      <text><![CDATA[<div align="center"> </div>
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<div style="text-align: center;"><span style="font-size: large;" data-mce-mark="1"><span data-mce-mark="1"><span style="color: #ffff99;" data-mce-mark="1"><span data-mce-mark="1">Notació científica</span></span> </span></span></div>
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<p><span style="color: #003300;"> </span></p>
<p style="text-align: left;"><span style="font-size: medium; color: #003300;"><sup><strong>Un nombre en notació científica s'escriu </strong></sup></span></p>
<p style="text-align: left;"><span style="font-size: small; color: #003300;"><strong>351 000 =  3,51·10<sup>5</sup>si és més gran que 1</strong></span></p>
<p style="text-align: left;"><span style="font-size: small; color: #003300;"><strong>i   0,0426 = 4,26 · 10<sup>-2</sup></strong><sup><strong> </strong></sup><span data-mce-mark="1"><span data-mce-mark="1"><strong> si és més petit que 1.</strong></span></span></span></p>
<p style="text-align: justify;"><span style="font-size: small; color: #000080;" data-mce-mark="1"><span style="font-size: small; color: #000080;" data-mce-mark="1"><strong><span style="color: #006600;"><span style="color: #0000ff; font-size: x-small;">La part entera és la primera xifra diferent de zero del nombre. L'exponent indica el nombre de <span style="text-decoration: underline;">POSICIONS </span>que s'ha mogut la coma; positiu si es mou cap a la dreta, negatiu si es mou cap a l'esquerra</span></span></strong></span></span></p>
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    <defaultgrade>0.0000000</defaultgrade>
    <penalty>0.0000000</penalty>
    <hidden>0</hidden>
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