Intermediate Algebra: Connecting Concepts through Application

Published by Brooks Cole
ISBN 10: 0-53449-636-9
ISBN 13: 978-0-53449-636-4

Chapter 6 - Logarithmic Functions - 6.5 Solving Exponential Equations - 6.5 Exercises: 25

Answer

$h \approx 11$

Work Step by Step

$1.5^{h} + 20 = 106.5$ $1.5^{h} = 106.5 - 20$ $1.5^{h} = 86.5$ $1.5^{h} \approx 1.5^{11}$ $h \approx 11$
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