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Quadratic Equations
(Answer ID # 0949150)
Find the discriminant of each quadratic equation.

1.   -x2 - 12x + 3 = 0	2.   x2 + 2x - 4 = 0	3.   -5x2 - 2x + 9 = 0
4.   3x2 + x - 7 = 0	5.   -12x2 + 5x + 6 = 0	6.   -6x2 - 11x + 2 = 0
7.   x2 - 9x + 5 = 0	8.   -7x2 - 4x + 10 = 0	9.   -9x2 + 6x - 2 = 0
10.   10x2 - 7x - 11 = 0	11.   12x2 + x + 5 = 0	12.   2x2 - 3x + 1 = 0
13.   11x2 + 9x - 6 = 0	14.   -10x2 + 5x + 7 = 0	15.   -5x2 - 4x + 12 = 0

 

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