#### Answer

$7^{\frac{1}{2}}$

#### Work Step by Step

RECALL:
$\sqrt[n]{a}=a^{\frac{1}{n}}$
The given expression involves a square root, so $n=2$.
Thus,
$\sqrt{7}=7^{\frac{1}{2}}$

Published by
Pearson

ISBN 10:
0-13417-894-7

ISBN 13:
978-0-13417-894-3

$7^{\frac{1}{2}}$

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