Precalculus (6th Edition)

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

Chapter 4 - Inverse, Exponential, and Logarithmic Functions - 4.3 Logarithmic Functions - 4.3 Exercises: 25

Answer

$8$

Work Step by Step

$x=3^{\log _{3}8}\Rightarrow \log _{3}x=\log _{3}3^{\log _{3}8}\Rightarrow \log _{3}x=\log _{3}8\Rightarrow 3^{x}=3^{8}\Rightarrow x=8$
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