Precalculus (6th Edition) Blitzer

Published by Pearson
ISBN 10: 0-13446-914-3
ISBN 13: 978-0-13446-914-0

Chapter 3 - Section 3.4 - Exponential and Logarithmic Equations - Exercise Set - Page 491: 141


The statement is false. To make it true, replace "$e^{2}=x+3$" with "$10^{2}=x+3$".

Work Step by Step

The logarithm (written without a base) is the common logarithm, and its base is 10. By definition of logarithms ( $ y=\log_{b}x \Leftrightarrow x=b^{y}$), $\log(x+3)=2$ means $10^{2}=x+3.$
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