Precalculus (6th Edition)

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

Chapter 4 - Inverse, Exponential, and Logarithmic Functions - 4.5 Exponential and Logarithmic Equations - 4.5 Exercises: 51

Answer

$e$

Work Step by Step

$\ln x+\ln x^{2}=3\Rightarrow $ $\ln x+2\ln x=3\Rightarrow 3\ln x=3\Rightarrow \ln x=1\Rightarrow $ $x=e$
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