College Algebra 7th Edition

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



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)
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