1/4x^2=-1/2x+2

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Solution for 1/4x^2=-1/2x+2 equation: 


x in (-oo:+oo)

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

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

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

1/4*x^2+1/2*x-2 = 0

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

DELTA = 9/4

DELTA > 0

x = ((9/4)^(1/2)-1/2)/(1/4*2) or x = (-(9/4)^(1/2)-1/2)/(1/4*2)

x = 2 or x = -4

x in { -4, 2 }

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