Precalculus (10th Edition)

Published by Pearson
ISBN 10: 0-32197-907-9
ISBN 13: 978-0-32197-907-0

Chapter 5 - Exponential and Logarithmic Functions - 5.4 Logarithmic Functions - 5.4 Assess Your Understanding - Page 294: 25

Answer

$e^x=4$

Work Step by Step

We know that if $\log_a{y}=x$ then $a^x=y$ and also $\log_e{x}=\ln{x}$. Hence, if $\ln{4}=x$, then $e^x=4$.
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