Precalculus (6th Edition)

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

Chapter 4 - Inverse, Exponential, and Logarithmic Functions - Summary Exercises on Inverse, Exponential, and Logarithmic Functions - Exercises - Page 449: 41

Answer

$x=2$

Work Step by Step

Since $log_2(16)=log_2(2^4)=4=2^2$, we have $2^x=2^2$, thus $x=2$
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