Answer
$$ x=e^{-12}$$
Work Step by Step
Using the rules of logarithms, we find:
$$\ln \left(x\right)=-12 \\ \ln \left(x\right)=\ln \left(\frac{1}{e^{12}}\right) \\ x=e^{-12}$$
Functions Modeling Change: A Preparation for Calculus, 5th Edition
by Connally, Eric; Hughes-Hallett, Deborah; Gleason, Andrew M.; Cheifetz, Phil C.
Published by
Wiley
ISBN 10:
1118583191
ISBN 13:
978-1-11858-319-7
Chapter 5 - Logarithmic Functions - 5.3 The Logarithmic Function and Its Applications - Exercises and Problems for Section 5.3 - Skill Refresher - Page 209: S5
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