#### Answer

$\frac{x\sqrt y}{13} $

#### Work Step by Step

$\sqrt \frac{{x^2}{y}}{169}=\frac{\sqrt {x^2}\sqrt y}{\sqrt {169}}=\frac{x\sqrt y}{13} $

Published by
Pearson

ISBN 10:
0321726391

ISBN 13:
978-0-32172-639-1

$\frac{x\sqrt y}{13} $

$\sqrt \frac{{x^2}{y}}{169}=\frac{\sqrt {x^2}\sqrt y}{\sqrt {169}}=\frac{x\sqrt y}{13} $

You can help us out by revising, improving and updating this answer.

Update this answerAfter you claim an answer you’ll have **24 hours** to send in a draft. An editor
will review the submission and either publish your submission or provide feedback.