1/4x^2-1/36x-2/9=0

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Solution for 1/4x^2-1/36x-2/9=0 equation: 


x in (-oo:+oo)

(1/4)*x^2-((1/36)*x)-(2/9) = 0

(1/4)*x^2+(-1/36)*x-2/9 = 0

1/4*x^2-1/36*x-2/9 = 0

DELTA = (-1/36)^2-(-2/9*1/4*4)

DELTA = 289/1296

DELTA > 0

x = ((289/1296)^(1/2)+1/36)/(1/4*2) or x = (1/36-(289/1296)^(1/2))/(1/4*2)

x = 1 or x = -8/9

x in { -8/9, 1 }

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