Answer
$11$
Work Step by Step
The given expression is
$=n+2x^2$
Substitute $3$ for $n$ and $-2$ for $x$.
$=3+2(-2)^2$
Simplify.
$=3+2(4)$
$=3+8$
$=11$
Big Ideas Math - Algebra 1, A Common Core Curriculum
by Larson, Ron; Boswell, Laurie
Published by
Big Ideas Learning LLC
ISBN 10:
978-1-60840-838-2
ISBN 13:
978-1-60840-838-2
Chapter 8 - Graphing Quadratic Functions - 8.1 - Graphing f(x) = ax^2 - Exercises - Page 424: 35
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