Algebra: A Combined Approach (4th Edition)

Published by Pearson
ISBN 10: 0321726391
ISBN 13: 978-0-32172-639-1

Chapter 10 - Section 10.4 - Adding, Subtracting, and Multiplying Radical Expressions - Exercise Set: 28

Answer

$-2xy\sqrt {y}$

Work Step by Step

$3\sqrt {8x^2y^3}-2x\sqrt {32y^3}$ Factor. $3\sqrt {4x^2y^2}\sqrt {y}-2x\sqrt {16y^2}\sqrt {y}$ Simplify. $6xy\sqrt {y}-8xy\sqrt {y}$ Combine like radicales. $-2xy\sqrt {y}$
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