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 - Page 492: 42


$\approx -0.122$

Work Step by Step

$2e^{5x+2}=8\Rightarrow e^{5x+2}=4\Rightarrow 5x+2=\ln _{\cdot }4\Rightarrow x=\dfrac {\ln 4-2}{5}\approx -0.122$
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