Answer
$x=-0.757$
Work Step by Step
$3e^{-5x}=132$
$e^{-5x}=44$
$\ln e^{-5x}=\ln44$
$-5x=\ln44$
$x=\frac{\ln44}{-5}$
$x=-0.757$
Algebra and Trigonometry 10th Edition
by Larson, Ron
Published by
Cengage Learning
ISBN 10:
9781337271172
ISBN 13:
978-1-33727-117-2
Chapter 5 - Chapter Test - Page 415: 22
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