Functions Modeling Change: A Preparation for Calculus, 5th Edition

Published by Wiley
ISBN 10: 1118583191
ISBN 13: 978-1-11858-319-7

Chapter 5 - Logarithmic Functions - Review Exercises and Problems for Chapter Five - Page 226: 17



Work Step by Step

Using the rules of logarithms, we find: $$\ln \left(3^{4\log _{10}\left(x\right)}\right)=\ln \left(5\right) \\ 4\log _{10}\left(x\right)\ln \left(3\right)=\ln \left(5\right) \\ x=2.32$$
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