Algebra: A Combined Approach (4th Edition)

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

Chapter 5 - Section 5.6 - Integrated Review - Exponents and Operations on Polynomials: 15

Answer

$\dfrac{y^{45}}{x^{63}}$

Work Step by Step

$(x^{-7}y^{5})^9=x^{(-7*9)}y^{(5*9)}=x^{-63}y^{45}=\dfrac{y^{45}}{x^{63}}$
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