x^2/18+11x+1=0

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Solution for x^2/18+11x+1=0 equation: 


x in (-oo:+oo)

(x^2)/18+11*x+1 = 0

1/18*x^2+11*x+1 = 0

DELTA = 11^2-(1/18*1*4)

DELTA = 1087/9

DELTA > 0

x = ((1087/9)^(1/2)-11)/(1/18*2) or x = (-(1087/9)^(1/2)-11)/(1/18*2)

x = 9*((1087/9)^(1/2)-11) or x = -9*((1087/9)^(1/2)+11)

x in { -9*((1087/9)^(1/2)+11), 9*((1087/9)^(1/2)-11) }

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