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 - Chapter Review Exercises - Page 542: 36



Work Step by Step

Take the log of both sides, and then use the power property. $3^t=\frac{1}{243}$ $t\log3=\log\frac{1}{243}$ $t=\frac{\log\frac{1}{243}}{\log3}$ $t=-5$
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