Introductory Algebra for College Students (7th Edition)

Published by Pearson
ISBN 10: 0-13417-805-X
ISBN 13: 978-0-13417-805-9

Chapter 8 - Section 8.3 - Operations with Radicals - Exercise Set: 82

Answer

$10x^2y^2\sqrt{xy}$

Work Step by Step

$9y^2\sqrt{x^5y}+x^2\sqrt{xy^5}$ Factor out perfect squares. $9y^2\sqrt{x^4xy}+x^2\sqrt{xy^4y}$ Simplify. $9x^2y^2\sqrt{xy}+x^2y^2\sqrt{xy}$ Add like radicals. $10x^2y^2\sqrt{xy}$
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