Precalculus: Mathematics for Calculus, 7th Edition

Published by Brooks Cole
ISBN 10: 1305071751
ISBN 13: 978-1-30507-175-9

Chapter 1 - Section 1.2 - Exponents and Radicals - 1.2 Exercises: 31


a) $\frac{1}{x^2}$ b) $\frac{1}{w}$ c) $x^6$

Work Step by Step

a) $x^{-5}$$x^3$ = $x^{-5+3}$ = $x^-2$ = $\frac{1}{x^2}$ b) $w^{-2}$$w^{-4}$$w^{5}$ = $w^{-2-4+5}$ = $w^{-1}$ = $\frac{1}{w}$ c) $\frac{x^{16}}{x^{10}}$ = $x^{16-10}$ = $x^{6}$
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