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.
$-2xy\sqrt {y}$
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 10.4 - Adding, Subtracting, and Multiplying Radical Expressions - Exercise Set - Page 710: 28
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