Answer
$2.121.$
Work Step by Step
Using The Change-of-Base Formula $\left(\log_a{b}=\frac{\log_c{b}}{\log_c{a}}\right)$ and then evaluating by a calculator: $\log_{7}{62}=\frac{\ln{62}}{\ln{7}}=2.12093\approx2.121.$
Precalculus (10th Edition)
by Sullivan, Michael
Published by
Pearson
ISBN 10:
0-32197-907-9
ISBN 13:
978-0-32197-907-0
Chapter 12 - Sequences; Induction; the Binomial Theorem - 12.3 Geometric Sequences; Geometric Series - 12.3 Assess Your Understanding - Page 827: 111
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