Precalculus (6th Edition)

Published by Pearson
ISBN 10: 013421742X
ISBN 13: 978-0-13421-742-0

Chapter 4 - Inverse, Exponential, and Logarithmic Functions - 4.5 Exponential and Logarithmic Equations - 4.5 Exercises - Page 469: 66

Answer

$\{ \frac{9}{2}\}$

Work Step by Step

$log_2(5x-6)-log_2(x+1)=log_23 \longrightarrow log_2(5x-6)=log_23+log_2(x+1) \longrightarrow log_2(5x-6)=log_2(3x+3) \longrightarrow 5x-6=3x+3 \longrightarrow x=\frac{9}{2}$ or $\{ \frac{9}{2}\}$
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