College Algebra (10th Edition)

Published by Pearson
ISBN 10: 0321979478
ISBN 13: 978-0-32197-947-6

Chapter 9 - Section 9.3 - Geometric Sequences; Geometric Series - 9.3 Assess Your Understanding - Page 667: 111

Answer

See below.

Work Step by Step

Using The Change-of-Base Formula ($\log_a{b}=\frac{\log_c{b}}{\log_c{a}}$) and then evaluating by a calculator: $\log_{7}{62}=\frac{\ln{62}}{\ln{7}}=8.031023\approx2.121.$
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