Precalculus (6th Edition)

Published by Pearson
ISBN 10: 013421742X
ISBN 13: 978-0-13421-742-0

Chapter 4 - Inverse, Exponential, and Logarithmic Functions - 4.2 Exponential Functions - 4.2 Exercises - Page 432: 95



Work Step by Step

$\dfrac {1}{27}=x^{-3}\Rightarrow \dfrac {1}{3^{3}}=x^{-3}\Rightarrow 3^{-3}=x^{-3}\Rightarrow x=3$
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