Precalculus (6th Edition)

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

Chapter 2 - Graphs and Functions - 2.3 Functions - 2.3 Exercises: 61

Answer

$f(-x) = 3x+4$

Work Step by Step

To find the value of $f(-x)$, substitute $-x$ to $x$ in $f(x)$ to obtain: $f(x)=-3x+4 \\f(-x)=-3(-x)+4 \\f(-x) = 3x+4$
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