x^2-2x-1/4

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


x in (-oo:+oo)

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

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

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

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

DELTA = 5

DELTA > 0

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

x = (5^(1/2)+2)/2 or x = (2-5^(1/2))/2

x in { (2-5^(1/2))/2, (5^(1/2)+2)/2 }

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