Answer
$\log _{b}\dfrac {km}{a}$
Work Step by Step
$\log _{b}k+\log _{b}m-\log _{b}a=\left( \log _{b}k+\log _{b}m\right) -\log _{b}a=\log _{b}km-\log _{b}a=\log _{b}\dfrac {km}{a}$
Precalculus (6th Edition)
by Lial, Margaret L.; Hornsby, John; Schneider, David I.; Daniels, Callie
Published by
Pearson
ISBN 10:
013421742X
ISBN 13:
978-0-13421-742-0
Chapter 4 - Inverse, Exponential, and Logarithmic Functions - 4.3 Logarithmic Functions - 4.3 Exercises - Page 446: 84
Update this answer!
You can help us out by revising, improving and updating this answer.
Update this answerAfter you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.
