Answer
$f(x+2)=-3x-2$
Work Step by Step
To find the value of $f(x+2)$, substitute $x+2$ to $x$ in $f(x)$ to obtain:
$f(x)=-3x+4
\\f(x+2)=-3(x+2)+4
\\f(x+2) = -3(x) +(-3)(2)+4
\\f(x+2)=-3x+(-6)+4
\\f(x+2)=-3x+(-2)
\\f(x+2)=-3x-2$
Precalculus (6th Edition)
by Lial, Margaret L.; Hornsby, John; Schneider, David I.; Daniels, Callie
Published by
Pearson
ISBN 10:
013421742X
ISBN 13:
978-0-13421-742-0
Chapter 2 - Graphs and Functions - 2.3 Functions - 2.3 Exercises - Page 216: 63
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