12x^2-81x-3/7

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Solution for 12x^2-81x-3/7 equation: 


x in (-oo:+oo)

12*x^2-(81*x)-(3/7) = 0

12*x^2-81*x-3/7 = 0

12*x^2-81*x-3/7 = 0

DELTA = (-81)^2-(-3/7*4*12)

DELTA = 46071/7

DELTA > 0

x = ((46071/7)^(1/2)+81)/(2*12) or x = (81-(46071/7)^(1/2))/(2*12)

x = ((46071/7)^(1/2)+81)/24 or x = (81-(46071/7)^(1/2))/24

x in { (81-(46071/7)^(1/2))/24, ((46071/7)^(1/2)+81)/24 }

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