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: 14

Answer

$\log_a{ 2.1}=3$

Work Step by Step

We know that if $a^x=y$, then $\log_a{y}=x$. Hence if $a^3=2.1$, then $\log_a 2.1=3.$
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