Answer
(a) $ 3.3780$
(b) $ 7.7782$
(c) $ 1.1674$
Work Step by Step
Use a scientific calculator with $log$ and $ln$ functions, we have:
(a) $log2388\approx3.3780$
(b) $ln2388\approx7.7782$
(c) $log_9(13)=\frac{log13}{log9}\approx1.1674$
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 - Test - Page 496: 7
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