Answer
-1.65
Work Step by Step
Using the rules of logarithms, we find:
$$=log_b (5^{-2} ) \\ =-2 log_b(5) \\ = -1.65$$
Algebra and Trigonometry 10th Edition
by Larson, Ron
Published by
Cengage Learning
ISBN 10:
9781337271172
ISBN 13:
978-1-33727-117-2
Chapter 5 - 5.3 - Properties of Logarithms - 5.3 Exercises - Page 385: 35
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