1/2x^2-1/12x-1=0

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Solution for 1/2x^2-1/12x-1=0 equation: 


x in (-oo:+oo)

(1/2)*x^2-((1/12)*x)-1 = 0

(1/2)*x^2+(-1/12)*x-1 = 0

1/2*x^2-1/12*x-1 = 0

DELTA = (-1/12)^2-(-1*1/2*4)

DELTA = 289/144

DELTA > 0

x = ((289/144)^(1/2)+1/12)/(1/2*2) or x = (1/12-(289/144)^(1/2))/(1/2*2)

x = 3/2 or x = -4/3

x in { -4/3, 3/2 }

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