Answer
$3.3578$
Work Step by Step
Use the change base formula, we have $log_3(40)=\frac{log40}{log3}\approx\frac{1.60206}{0.47712}\approx3.3578$
Precalculus (6th Edition)
by Lial, Margaret L.; Hornsby, John; Schneider, David I.; Daniels, Callie
Published by
Pearson
ISBN 10:
013421742X
ISBN 13:
978-0-13421-742-0
Chapter 4 - Inverse, Exponential, and Logarithmic Functions - Quiz - Page 461: 11
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