College Algebra 7th Edition

Published by Brooks Cole
ISBN 10: 1305115546
ISBN 13: 978-1-30511-554-5

Chapter 4, Exponential and Logarithmic Functions - Section 4.5 - Exponential and Logarithmic Functions - 4.5 Exercises: 17

Answer

(a) $x=\ln(\frac{10}{3})$ (b) $x\approx 1.203973$

Work Step by Step

(a) We need to solve: $3e^{x}=10 $ $e^{x}=\frac{10}{3}$ We take $\ln$ of both sides to simplify: $x=\ln(\frac{10}{3})$ (b) We solve using a calculator: $x\approx 1.203973$
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