#### Answer

$9x^{3}$$y\sqrt[4] 3y$

#### Work Step by Step

3 $\times$ $\sqrt[4] 243$$x^{9}$$y^{6}$/$x^{-3}$y= $\sqrt[4]243x^{12}$$y^{5}$. This equals $9x^{3}$$y\sqrt[4] 3y$

Published by
Pearson

ISBN 10:
0321726391

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

$9x^{3}$$y\sqrt[4] 3y$

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