Algebra 1: Common Core (15th Edition)

Published by Prentice Hall
ISBN 10: 0133281140
ISBN 13: 978-0-13328-114-9

Chapter 7 - Exponents and Exponential Functions - Mid-Chapter Quiz - Page 446: 1



Work Step by Step

You are given $5^{-1}$($3^{-2}$).Simplify this expression: $\frac{1}{5}$$\times$$\frac{1}{3^2}$ -use the expression rule $a^{-b}$=$\frac{1}{a^b}$- $\frac{1}{5}$ $\times$$\frac{1}{9}$ -simplify the exponents and multiply- =$\frac{1}{45}$
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