(1/3)x^3-4x=0

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Solution for (1/3)x^3-4x=0 equation: 


x in (-oo:+oo)

(1/3)*x^3-(4*x) = 0

(1/3)*x^3-4*x = 0

1/3*x^3-4*x = 0

x*(1/3*x^2-4) = 0

1/3*x^2 = 4 // : 1/3

x^2 = 12

x^2 = 12 // ^ 1/2

abs(x) = 2*3^(1/2)

x = 2*3^(1/2) or x = -(2*3^(1/2))

x = 0

x = 0

x in { 2*3^(1/2), -(2*3^(1/2)), 0 }

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