12x^3-4x-8/4x

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Solution for 12x^3-4x-8/4x equation: 


x in (-oo:+oo)

12*x^3-(4*x)-((8/4)*x) = 0

12*x^3-4*x-2*x = 0

12*x^3-6*x = 0

6*x*(2*x^2-1) = 0

2*x^2 = 1 // : 2

x^2 = 1/2

x^2 = 1/2 // ^ 1/2

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

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

6*x = 0

6*x = 0 // : 6

x = 0

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

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