x2-11x+30/6-x

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Solution for x2-11x+30/6-x equation: 


x in (-oo:+oo)

x^2-(11*x)-x+30/6 = 0

x^2-11*x-x+30/6 = 0

x^2-12*x+5 = 0

DELTA = (-12)^2-(1*4*5)

DELTA = 124

DELTA > 0

x = (124^(1/2)+12)/(1*2) or x = (12-124^(1/2))/(1*2)

x = (2*31^(1/2)+12)/2 or x = (12-2*31^(1/2))/2

x in { (12-2*31^(1/2))/2, (2*31^(1/2)+12)/2 }

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