Answer
$\sqrt[3]{36xy}$
Work Step by Step
Apply the rule: $\sqrt[n]{a}\cdot\sqrt[n]{b}=\sqrt[n]{ab}$
$\sqrt[3]{9x}\cdot\sqrt[3]{4y}=\sqrt[3]{9x(4y)}$
Simplify.
$\sqrt[3]{9x}\cdot\sqrt[3]{4y}=\sqrt[3]{36xy}$
College Algebra (11th Edition)
by Lial, Margaret L.; Hornsby John; Schneider, David I.; Daniels, Callie
Published by
Pearson
ISBN 10:
0321671791
ISBN 13:
978-0-32167-179-0
Chapter R - Section R.7 - Radical Expressions - R.7 Exercises - Page 67: 40
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