Answer
$(xy^3)^{\frac{1}{7}}$
Work Step by Step
RECALL:
$\sqrt[n]{a}=a^{\frac{1}{n}}$
For the given expression, $n=7$ and $a=xy^3$.
Thus,
$\sqrt[7]{xy^3}=(xy^3)^{\frac{1}{7}}$
Intermediate Algebra for College Students (7th Edition)
by Blitzer, Robert F.
Published by
Pearson
ISBN 10:
0-13417-894-7
ISBN 13:
978-0-13417-894-3
Chapter 7 - Section 7.2 - Rational Exponents - Exercise Set - Page 521: 32
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