College Algebra (6th Edition)

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

Chapter 2 - Functions and Graphs - Concept and Vocabulary Check - Page 223: 6


$x$; $(x+6)$.

Work Step by Step

For any $f(x)$, we can find $f$ of any other number by simply replacing each occurrence of $x$ by that number. In the case of this problem, in order to find $f(x+6)$, we need to replace each occurrence of $x$ by $(x+6)$.
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