Answer
(a) 2
(b) -5
(c) 1/3
Work Step by Step
(a) $16^{1/4}=2$
(b) $-125^{1/3}=-5$
(c) $9^{-1/2}=\frac{1}{9^{1/2}}=\frac{1}{\sqrt{9}}=\frac{1}{3}$
College Algebra 7th Edition
by Stewart, James; Redlin, Lothar; Watson, Saleem
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
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