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x1 = -3 , x2 = 4 , a=-2
x1 * x2 = c/a
-12 = c/ -2
24 = c
x1 + x2 = -b/a
1 = -b / -2
-b = -2
b=2
a= -2 , b = 2 , c = 24
DELTA = b^2 - 4ac = 4 + 192 = 196
Pierwiastek z 196 = 14
q = -DELTA / 4a
q = - 196 / -8
q = 24,5
a < 0 wiec ramiona do dołu
Zw = (- nieskończoności , 24,5>