1/4x^2-x=3

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


x in (-oo:+oo)

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

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

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

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

DELTA = 4

DELTA > 0

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

x = 6 or x = -2

x in { -2, 6 }

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