Answer
$2xy^2 \sqrt [3] {5xy}$
Work Step by Step
Simplify $\sqrt [3] {40x^4 y^7}$
$\sqrt [3] {40x^4 y^7}=\sqrt [3]{(8x^3 y^6) (5xy)}= \sqrt [3] {8x^3 y^6} \sqrt [3] {5xy}$
or, $=2xy^2 \sqrt [3] {5xy}$
Intermediate Algebra for College Students (7th Edition)
by Blitzer, Robert F.
Published by
Pearson
ISBN 10:
0-13417-894-7
ISBN 13:
978-0-13417-894-3
Chapter 10 - Section 10.2 - The Ellipse - Exercise Set - Page 780: 68
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