#### Answer

$6|a|$

#### Work Step by Step

Using $\sqrt{x^2}=|x|$, the given expression, $
\sqrt[4]{(6a)^4}
,$ simplifies to
\begin{array}{l}
|6a|
\\\\=
6|a|
.\end{array}
We put the variable in absolute value bars since it is being raised to an odd power.

Published by
Pearson

ISBN 10:
0-32184-874-8

ISBN 13:
978-0-32184-874-1

$6|a|$

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