Precalculus (6th Edition)

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: 84

Answer

$\log _{b}\dfrac {km}{a}$

Work Step by Step

$\log _{b}k+\log _{b}m-\log _{b}a=\left( \log _{b}k+\log _{b}m\right) -\log _{b}a=\log _{b}km-\log _{b}a=\log _{b}\dfrac {km}{a}$
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