College Algebra 7th Edition

Published by Brooks Cole
ISBN 10: 1305115546
ISBN 13: 978-1-30511-554-5

Chapter P, Prerequisites - Section P.4 - Rational Exponents and Radicals - P.4 Exercises - Page 30: 49


(a) 2 (b) -5 (c) 1/3

Work Step by Step

(a) $16^{1/4}=2$ (b) $-125^{1/3}=-5$ (c) $9^{-1/2}=\frac{1}{9^{1/2}}=\frac{1}{\sqrt{9}}=\frac{1}{3}$
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