D=b^2-4ac=64-4 * (-2) *3 =64+8*3=64+24=88, 2 корня
x1= -8 + 88 / -4 = 80/-4 = -20.
x2= -8-88/-4 = -96/-4= 24
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D=b^2-4ac=64-4 * (-2) *3 =64+8*3=64+24=88, 2 корня
x1= -8 + 88 / -4 = 80/-4 = -20.
x2= -8-88/-4 = -96/-4= 24