Answer
21
Work Step by Step
Plugging in the given value of m and using order of operations to solve:
$$ = (-3)^2 -4(-3) \\ =9+12 \\ =21$$
Algebra 2 (1st Edition)
by Larson, Ron; Boswell, Laurie; Kanold, Timothy D.; Stiff, Lee
Published by
McDougal Littell
ISBN 10:
0618595414
ISBN 13:
978-0-61859-541-9
Chapter 2 Linear Equations and Functions - 2.3 Graph Equations of Lines - 2.3 Exercises - Mixed Review - Page 96: 74
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