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x^3*((6*x^4+4*x^3-x^2)/2) = 0
(x^3*(6*x^4+4*x^3-x^2))/2 = 0
6*x^4+4*x^3-x^2 = 0
x^2*(6*x^2+4*x-1) = 0
6*x^2+4*x-1 = 0
DELTA = 4^2-(-1*4*6)
DELTA = 40
DELTA > 0
x = (40^(1/2)-4)/(2*6) or x = (-40^(1/2)-4)/(2*6)
x = (2*10^(1/2)-4)/12 or x = (-2*10^(1/2)-4)/12
x^2*(x-((-2*10^(1/2)-4)/12))*(x-((2*10^(1/2)-4)/12)) = 0
(x^2*x^3*(x-((-2*10^(1/2)-4)/12))*(x-((2*10^(1/2)-4)/12)))/2 = 0
( x-((-2*10^(1/2)-4)/12) )
x-((-2*10^(1/2)-4)/12) = 0 // + (-2*10^(1/2)-4)/12
x = (-2*10^(1/2)-4)/12
( x-((2*10^(1/2)-4)/12) )
x-((2*10^(1/2)-4)/12) = 0 // + (2*10^(1/2)-4)/12
x = (2*10^(1/2)-4)/12
( x^2 )
1*x^2 = 0 // : 1
x^2 = 0
x = 0
( x^3 )
1*x^3 = 0 // : 1
x^3 = 0
x = 0
x in { (-2*10^(1/2)-4)/12, (2*10^(1/2)-4)/12, 0, 0 }
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