x^-3=125/27

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Solution for x^-3=125/27 equation: 


D( x )

x = 0

x = 0

x = 0

x in (-oo:0) U (0:+oo)

x^-3 = 125/27 // - 125/27

x^-3-(125/27) = 0

x^-3-125/27 = 0

1*x^-3 = 125/27 // : 1

x^-3 = 125/27

-3 < 0

1/(x^3) = 125/27 // * x^3

1 = 125/27*x^3 // : 125/27

27/125 = x^3

x^3 = 27/125 // ^ 1/3

x = 3/5

x = 3/5

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