#### Answer

$(7xy)^{4/3}$

#### Work Step by Step

Using $a^{m/n}=\sqrt[n]{a^m}=(\sqrt[n]{a})^m$, the given expression, $
\left( \sqrt[3]{7xy} \right)^4
,$ is equivalent to
\begin{array}{l}\require{cancel}
(7xy)^{4/3}
.\end{array}

Published by
Pearson

ISBN 10:
0-32184-874-8

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

$(7xy)^{4/3}$

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