Answer
$\log{0.000001}=-6$
Work Step by Step
Note that $0.000001 = 10^{-7}$.
Thus,
$\log{0.000001}= \log{(10^{-6})}$
RECALL:
$\log{(10^x)}=x$
Use the rule above to obtain:
$\log{0.000001}=-6$
(note that $\log{x}$ has a base of 10)
College Algebra 7th Edition
by Stewart, James; Redlin, Lothar; Watson, Saleem
Published by
Brooks Cole
ISBN 10:
1305115546
ISBN 13:
978-1-30511-554-5
Chapter 4, Exponential and Logarithmic Functions - Chapter 4 Review - Concept Check - Page 425: 32
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