Engenharia

<p>Quais das igualdades abaixo estão corretas?</p>

<table style="width:500px" cellspacing="1" cellpadding="1" border="0">
	<tbody>
		<tr>
			<td>I.&nbsp;</td>
			<td>10<sup>3&nbsp;</sup>·0,001 = 10</td>
		</tr>
		<tr>
			<td>II.&nbsp;</td>
			<td>10<sup>8</sup>&nbsp;-1000 = 10<sup>5</sup></td>
		</tr>
		<tr>
			<td>III.</td>
			<td>10<sup>8</sup>/10<sup>6</sup>&nbsp;= 100</td>
		</tr>
		<tr>
			<td>IV.</td>
			<td>(10<sup>10</sup>)<sup>10</sup>&nbsp;= 10<sup>100</sup></td>
		</tr>
	</tbody>
</table>


Questão

Comentários

I.	10³·0,001 = 10
II.	10⁸ -1000 = 10⁵
III.	10⁸/10⁶ = 100
IV.	(10¹⁰)¹⁰ = 10¹⁰⁰