Answer
12 weeks
Work Step by Step
$t = 1/c * ln (A/(A-N))$
$c=.09$
$N =50$
$A = 75$
$t = 1/c * ln (A/(A-N))$
$t = 1/.09 * ln (75/(75-50))$
$t = 11.1111*ln (75/25)$
$t = 11.111*ln 3$
$t = 11.111 * 1.0986$
$t= 12.20$
12 weeks
Intermediate Algebra (6th Edition)
by Martin-Gay, Elayn
Published by
Pearson
ISBN 10:
0321785045
ISBN 13:
978-0-32178-504-6
Chapter 9 - Section 9.8 - Exponential and Logarithmic Equations and Problem Solving - Exercise Set - Page 591: 59
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