#### Answer

$5\sqrt{2}$

#### Work Step by Step

Extracting the factor that is a perfect power of the index results to\begin{array}{l}\require{cancel}
\sqrt{50}
\\\\=
\sqrt{25\cdot2}
\\\\=
\sqrt{(5)^2\cdot2}
\\\\=
5\sqrt{2}
.\end{array}

Published by
Pearson

ISBN 10:
0-32184-874-8

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

$5\sqrt{2}$

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