Intermediate Algebra (6th Edition)

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: 62

Answer

6 weeks

Work Step by Step

$t = 1/c * ln (A/(A-N))$ $c=.17$ $N =15$ $A =24$ $t = 1/c * ln (A/(A-N))$ $t = 1/.17 * ln (24/(24-15))$ $t = 5.88 * ln (24/9)$ $t = 5.88 * ln (2.66666)$ $t = 5.88 *.980$ $t =5.767$
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