#### Answer

$\frac{y}{3x}$

#### Work Step by Step

$\sqrt[4] \frac{y^4}{81x^4}=\frac{y}{3x}$
Take the fourth root of the numerator and the denominator.

Published by
Pearson

ISBN 10:
0321726391

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

$\frac{y}{3x}$

$\sqrt[4] \frac{y^4}{81x^4}=\frac{y}{3x}$
Take the fourth root of the numerator and the denominator.

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