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

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Solution for (x^2/4)-(x/2)-2=0 equation: 


x in (-oo:+oo)

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

x = 4 or x = -2

x in { -2, 4 }

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