#### Answer

$x^{4}$

#### Work Step by Step

RECALL:
$\dfrac{a^m}{a^n} = a^{m-n}, a\ne0$
Use the rule above to obtain:
$=x^{8-4}
\\=x^{4}$

Published by
Pearson

ISBN 10:
0-13417-805-X

ISBN 13:
978-0-13417-805-9

$x^{4}$

RECALL:
$\dfrac{a^m}{a^n} = a^{m-n}, a\ne0$
Use the rule above to obtain:
$=x^{8-4}
\\=x^{4}$

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