x^2/90+19x/90+1=0

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Solution for x^2/90+19x/90+1=0 equation: 


x in (-oo:+oo)

(x^2)/90+(19*x)/90+1 = 0

1/90*x^2+19/90*x+1 = 0

DELTA = (19/90)^2-(1/90*1*4)

DELTA = 1/8100

DELTA > 0

x = ((1/8100)^(1/2)-19/90)/(1/90*2) or x = (-(1/8100)^(1/2)-19/90)/(1/90*2)

x = -9 or x = -10

x in { -10, -9 }

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