Answer
$f(-2)=35$
Work Step by Step
To find the value of $f(-2)$, substitute $-2$ to x in the function $f(x)$ to have:
$\\\\f(x)=7x^2−3x+1
\\\\f(-2)=7(-2)^2−3(-2)+1
\\\\f(-2)=7(4)-(-6)+1
\\\\f(-2)=28+6+1
\\\\f(-2)=34+1
\\\\f(-2)=35$
Intermediate Algebra (6th Edition)
by Martin-Gay, Elayn
Published by
Pearson
ISBN 10:
0321785045
ISBN 13:
978-0-32178-504-6
Chapter 4 - Cumulative Review - Page 252: 29c
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