Answer
-1/2
Work Step by Step
We follow the instructions to plug -1 in for a, 3 in for b, and -2 in for c, and then we use order of operations to simplify:
$3^{2}- 4(-1)(-2) / 2(-1) \\\\= 9 - 8 / -2 \\\\=-1/2$
Algebra 1
by Hall, Prentice
Published by
Prentice Hall
ISBN 10:
0133500403
ISBN 13:
978-0-13350-040-0
Chapter 9 - Quadratic Functions and Equations - Get Ready - Page 531: 4
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