1/2x^2-3x-8=0

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Solution for 1/2x^2-3x-8=0 equation: 


x in (-oo:+oo)

(1/2)*x^2-(3*x)-8 = 0

(1/2)*x^2-3*x-8 = 0

1/2*x^2-3*x-8 = 0

DELTA = (-3)^2-(-8*1/2*4)

DELTA = 25

DELTA > 0

x = (25^(1/2)+3)/(1/2*2) or x = (3-25^(1/2))/(1/2*2)

x = 8 or x = -2

x in { -2, 8 }

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