Answer
$x \approx 20.09$
Work Step by Step
RECALL:
$\ln{x}= y \longrightarrow e^y=x$
Use the rule above to obtain:
$e^3=x$
Use a calculator to obtain:
$x=e^3
\\x=20.08553692
\\x \approx 20.09$
Intermediate Algebra for College Students (7th Edition)
by Blitzer, Robert F.
Published by
Pearson
ISBN 10:
0-13417-894-7
ISBN 13:
978-0-13417-894-3
Chapter 9 - Section 9.5 - Exponential and Logarithmic Equations - Exercise Set - Page 727: 56
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