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D( x )
x-2 = 0
x^2-x+6 = 0
x-2 = 0
x-2 = 0
x-2 = 0 // + 2
x = 2
x^2-x+6 = 0
x^2-x+6 = 0
x^2-x+6 = 0
DELTA = (-1)^2-(1*4*6)
DELTA = -23
DELTA < 0
x in (-oo:2) U (2:+oo)
5/(x^2-x+6) = (3*x-7)/(x-2) // - (3*x-7)/(x-2)
5/(x^2-x+6)-((3*x-7)/(x-2)) = 0
5/(x^2-x+6)+(-1*(3*x-7))/(x-2) = 0
x^2-x+6 = 0
x^2-x+6 = 0
x^2-x+6 = 0
DELTA = (-1)^2-(1*4*6)
DELTA = -23
DELTA < 0
1 = 0
(-1*(3*x-7))/(x-2)+5 = 0
(5*(x-2))/(x-2)+(-1*(3*x-7))/(x-2) = 0
5*(x-2)-1*(3*x-7) = 0
2*x-3 = 0
(2*x-3)/(x-2) = 0
(2*x-3)/(x-2) = 0 // * x-2
2*x-3 = 0
2*x-3 = 0 // + 3
2*x = 3 // : 2
x = 3/2
x = 3/2
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