#### Answer

$\frac{x\sqrt 5}{2y}$

#### Work Step by Step

$\sqrt \frac{{5x^2}}{{4y^2}}=\frac{\sqrt {x^2}\sqrt 5}{\sqrt 4\sqrt {y^2}}=\frac{x\sqrt 5}{2y}$

Published by
Pearson

ISBN 10:
0321726391

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

$\frac{x\sqrt 5}{2y}$

$\sqrt \frac{{5x^2}}{{4y^2}}=\frac{\sqrt {x^2}\sqrt 5}{\sqrt 4\sqrt {y^2}}=\frac{x\sqrt 5}{2y}$

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