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D( x )
x^5 = 0
x = 0
3*x-(6/(x^5)) = 0
x^2 = 0
x^5 = 0
x^5 = 0
1*x^5 = 0 // : 1
x^5 = 0
x = 0
x = 0
x = 0
3*x-(6/(x^5)) = 0
3*x-(6/(x^5)) = 0
3*x-6*x^-5 = 0
3*x-6*x^-5 = 0
3*x*(1-2*x^-6) = 0
-2*x^-6 = -1 // : -2
x^-6 = 1/2
-6 < 0
1/(x^6) = 1/2 // * x^6
1 = 1/2*x^6 // : 1/2
2 = x^6
x^6 = 2 // ^ 1/6
abs(x) = 2^(1/6)
x = 2^(1/6) or x = -2^(1/6)
3*x = 0
3*x = 0 // : 3
x = 0
x^2 = 0
x^2 = 0
1*x^2 = 0 // : 1
x^2 = 0
x = 0
x in (-oo:-2^(1/6)) U (-2^(1/6):0) U (0:2^(1/6)) U (2^(1/6):+oo)
(1/x-(2/(x^2)))/(3*x-(6/(x^5))) = 0
(1/x-2*x^-2)/(3*x-6*x^-5) = 0
(x^-1-2*x^-2)/(3*x-6*x^-5) = 0
x^-1-2*x^-2 = 0
x^-1*(1-2*x^-1) = 0
-2*x^-1 = -1 // : -2
x^-1 = 1/2
-1 < 0
1/(x^1) = 1/2 // * x^1
1 = 1/2*x^1 // : 1/2
2 = x^1
x = 2
x^-1*(x-2) = 0
3*x-6*x^-5 = 0
3*x*(1-2*x^-6) = 0
-2*x^-6 = -1 // : -2
x^-6 = 1/2
-6 < 0
1/(x^6) = 1/2 // * x^6
1 = 1/2*x^6 // : 1/2
2 = x^6
x^6 = 2 // ^ 1/6
abs(x) = 2^(1/6)
x = 2^(1/6) or x = -2^(1/6)
3*x*(x-2^(1/6))*(x+2^(1/6)) = 0
(x^-1*(x-2))/(3*x*(x-2^(1/6))*(x+2^(1/6))) = 0
( x-2 )
x-2 = 0 // + 2
x = 2
( x^-1 )
1*x^-1 = 0 // : 1
x^-1 = 0
x naleu017Cy do O
x = 2
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