Answer
$4^{-\frac{1}{2}}4^{\frac{7}{2}} = 64$
Work Step by Step
$4^{-\frac{1}{2}}4^{\frac{7}{2}} = 4^{-\frac{1}{2} + \frac{7}{2}} = 4^{\frac{6}{2}} = 4^3 = 64$
Finite Math and Applied Calculus (6th Edition)
by Waner, Stefan; Costenoble, Steven
Published by
Brooks Cole
ISBN 10:
1133607705
ISBN 13:
978-1-13360-770-0
Chapter 0 - Section 0.2 - Exponents and Radicals - Exercises - Page 17: 97
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