Precalculus (6th Edition)

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

Chapter 4 - Inverse, Exponential, and Logarithmic Functions - Chapter 4 Test Prep - Review Exercises: 57

Answer

$3$

Work Step by Step

$\log _{2}\left( x^{3}+5\right) =5\Rightarrow x^{3}+5=2^{5}\Rightarrow x^{3}=2^{5}-5=27\Rightarrow x=3$
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