Answer
$10$
Work Step by Step
Substitute $-2$ to $x$ to obtain"
$f(x) = -4x+2
\\f(-2)=-4(-2)+2
\\f(-2)=8+2
\\f(-2)=10$
Thus, the missing expression in the given statement is $10$.
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 214: 5
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