Answer
$-8\cdot\log{M}$
Work Step by Step
RECALL:
The power rule for logarithms states:
$\log_a{(b^c)}=c \cdot \log_a{b}$
Use the power rule to obtain:
$=-8\cdot\log{M}$
Intermediate Algebra for College Students (7th Edition)
by Blitzer, Robert F.
Published by
Pearson
ISBN 10:
0-13417-894-7
ISBN 13:
978-0-13417-894-3
Chapter 9 - Section 9.4 - Properties of Logarithms - Exercise Set - Page 712: 18
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