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D( x )
x = 0
x^2 = 0
x = 0
x = 0
x^2 = 0
x^2 = 0
1*x^2 = 0 // : 1
x^2 = 0
x = 0
x in (-oo:0) U (0:+oo)
(6*x+24/(x^2))*(5*x+3/x+4) = 0
(6*x+24*x^-2)*(5*x+3*x^-1+4) = 0
6*x+24*x^-2 = 0
6*x*(4*x^-3+1) = 0
4*x^-3 = -1 // : 4
x^-3 = -1/4
-3 < 0
1/(x^3) = -1/4 // * x^3
1 = -1/4*x^3 // : -1/4
-4 = x^3
x^3 = -4 // ^ 1/3
x = -4^(1/3)
6*x*(x+4^(1/3)) = 0
5*x+3*x^-1+4 = 0
5*x^1+3*x^-1+4*x^0 = 0
(5*x^2+4*x^1+3*x^0)/(x^1) = 0 // * x^2
x^1*(5*x^2+4*x^1+3*x^0) = 0
x^1
5*x^2+4*x+3 = 0
5*x^2+4*x+3 = 0
DELTA = 4^2-(3*4*5)
DELTA = -44
DELTA < 0
x in { }
1 = 0
6*x*(x+4^(1/3)) = 0
( 6*x )
6*x = 0 // : 6
x = 0
( x+4^(1/3) )
x+4^(1/3) = 0 // - 4^(1/3)
x = -4^(1/3)
x in { 0}
x = -4^(1/3)
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