0.004x-(256/(x^2))=0

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Solution for 0.004x-(256/(x^2))=0 equation: 


D( x )

x^2 = 0

x^2 = 0

x^2 = 0

1*x^2 = 0 // : 1

x^2 = 0

x = 0

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

0.004*x-(256/(x^2)) = 0

0.004*x-256*x^-2 = 0

0.004*x-256*x^-2 = 0

x*(0.004-256*x^-3) = 0

-256*x^-3 = -0.004 // : -256

x^-3 = 0.00001563

-3 < 0

1/(x^3) = 0.00001563 // * x^3

1 = 0.00001563*x^3 // : 0.00001563

63979.5265515 = x^3

x^3 = 63979.5265515 // ^ 1/3

x = 63979.5265515^(1/3)

x = 0

x = 0

x in { 0} 

x = 63979.5265515^(1/3)

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