Answer
a)$$4$$
b)$$4$$
c)$$\log_381=\log_39^2=2\log_39$$
Work Step by Step
a)$$\log_381=\log_33^4=4\log_33=4(1)=4$$b)$$2\log_39=2\log_33^2=2(2\log_33)=2(2(1))=4$$c)$$\log_381=\log_39^2=2\log_39$$
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 - Section 3.2 - Exponential Functions - Exercise Set - Page 466: 152
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