Algebra: A Combined Approach (4th Edition)

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

Chapter 10 - Section 10.2 - Rational Exponents - Practice: 15

Answer

$\dfrac{1}{81}$

Work Step by Step

$\dfrac{9^{2/5}}{9^{12/5}}=9^{2/5-12/5}=9^{-2}=\dfrac{1}{9^{2}}=\dfrac{1}{81}$
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