Answer
2007
Work Step by Step
$P=81\ln t+807$
$965=81\ln t+807$
$158=81\ln t$
$\ln t=\frac{158}{81}$
$e^{\ln t}=e^{\frac{158}{81}}$
$t\approx7$
Algebra and Trigonometry 10th Edition
by Larson, Ron
Published by
Cengage Learning
ISBN 10:
9781337271172
ISBN 13:
978-1-33727-117-2
Chapter 5 - 5.4 - Exponential and Logarithmic Equations - 5.4 Exercises - Page 396: 86
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