Answer
$x^4x^{-1} = x^3$
Work Step by Step
By the formula given on page nine,
$x^4x^{-1} = x^{4+(-1)} = x^{4-1} = x^3$
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 16: 18
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