Answer
$-15$
Work Step by Step
Given: $a=1,b=3,c=6$
Plug in $b^2-4ac$ to get the result.
$b^2-4ac=(3)^2-4(1)(6)$
$=9-24$
$=-15$
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 - 9-5 Completing the Square - Mixed Review - Page 566: 66
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