Answer
$\log_{7}7^2=2$
Work Step by Step
$\log_{7}7^2=2\log_{7}7$. We know
$\log_77=1$ since $7^{1}=7$. So
$2\log_{7}7=2(1)=2$.
Algebra: A Combined Approach (4th Edition)
by Martin-Gay, Elayn
Published by
Pearson
ISBN 10:
0321726391
ISBN 13:
978-0-32172-639-1
Chapter 12 - Section 12.6 - Properties of Logarithms - Exercise Set - Page 882: 69
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