Intermediate Algebra for College Students (7th Edition)

Published by Pearson
ISBN 10: 0-13417-894-7
ISBN 13: 978-0-13417-894-3

Chapter 7 - Section 7.2 - Rational Exponents - Exercise Set - Page 522: 124



Work Step by Step

Simplify. $(\dfrac{x^{1/2}y^{-7/4}}{y^{-5/4}})^{-4}$ or, $=\dfrac{x^{(1/2)(-4)}y^{(-7/4)(-4)}}{y^{(-5/4)(-4)}}$ or, $=\dfrac{x^{-2}y^{7}}{y^5}$ or, $=\dfrac{x^{-2}y^{7}}{y^5}$ or, $=x^{-2}y^{7-5}$ or, $=\dfrac{y^{2}}{x^2}$
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