Answer
$8a^{2}\sqrt a$
Work Step by Step
$\sqrt {64a^{5}}$
=$\sqrt {8^{2}\times a^{4}\times a}$
=$\sqrt {8^{2}}\times \sqrt {a^{4}}\times \sqrt a$
=$8\times a^{2}\times \sqrt a$
=$8a^{2}\sqrt a$
Intermediate Algebra (6th Edition)
by Martin-Gay, Elayn
Published by
Pearson
ISBN 10:
0321785045
ISBN 13:
978-0-32178-504-6
Chapter 8 - Cumulative Review - Page 534: 40a
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