College Algebra (6th Edition)

Published by Pearson
ISBN 10: 0-32178-228-3
ISBN 13: 978-0-32178-228-1

Chapter 4 - Exponential and Logarithmic Functions - Exercise Set 4.2: 80

Answer

$x\gt7$

Work Step by Step

The number of the logarithm must be greater than $0$, so we make an inequality to determine the domain. $f(x)=\ln(x-7)^2$ $(x-7)^2\gt0$ $x\gt7$
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