Answer
$2\sqrt x$
Work Step by Step
$\sqrt[4] {16x^{2}}=(16x^{2})^{1/4}=16^{1/4}(x^{2})^{1/4}=4^{2/4}x^{2/4}=(4x)^{1/2}=\sqrt {4x}=2\sqrt x$
Algebra: A Combined Approach (4th Edition)
by Martin-Gay, Elayn
Published by
Pearson
ISBN 10:
0321726391
ISBN 13:
978-0-32172-639-1
Chapter 10 - Section 10.2 - Rational Exponents - Exercise Set - Page 694: 65
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