Answer
$1.5741$
Work Step by Step
Use the log rule $\log_q p=\dfrac{\log p}{\log q}$ with $ p=71$ and $ q=15$ to obtain
$\log_{15} 71=\dfrac{\log 71}{\log 15}$
Simplify:
$\dfrac{\log 71}{\log 15} \approx 1.5741$
Precalculus (6th Edition) Blitzer
by Blitzer, Robert F.
Published by
Pearson
ISBN 10:
0-13446-914-3
ISBN 13:
978-0-13446-914-0
Chapter 3 - Test - Page 515: 10
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