1/2x^2-5/4x-3/1=0

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Solution for 1/2x^2-5/4x-3/1=0 equation: 


x in (-oo:+oo)

(1/2)*x^2-((5/4)*x)-(3/1) = 0

(1/2)*x^2+(-5/4)*x-3 = 0

1/2*x^2-5/4*x-3 = 0

DELTA = (-5/4)^2-(-3*1/2*4)

DELTA = 121/16

DELTA > 0

x = ((121/16)^(1/2)+5/4)/(1/2*2) or x = (5/4-(121/16)^(1/2))/(1/2*2)

x = 4 or x = -3/2

x in { -3/2, 4 }

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