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

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

Chapter 10 - Compositions, Inverses, and Combinations of Functions - Review Exercises and Problems for Chapter Ten - Page 426: 75

Answer

3.05

Work Step by Step

Using the rules of Algebra to solve the equation, we find: $$\ln \left(x+3\right)=\ln \left(e^{1.8}\right) \\ x+3=e^{1.8}\\ x=e^{1.8}-3\\ x=3.05$$
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