-4x^3-9x^2/2=0

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Solution for -4x^3-9x^2/2=0 equation: 


x in (-oo:+oo)

-4*x^3-((9*x^2)/2) = 0

(-9/2)*x^2-4*x^3 = 0

-4*x^3-9/2*x^2 = 0

-x^2*(4*x+9/2) = 0

4*x+9/2 = 0 // - 9/2

4*x = -9/2 // : 4

x = -9/2/4

x = -9/8

-x^2 = 0

-1*x^2 = 0 // : -1

x^2 = 0

x = 0

x in { -9/8, 0 }

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