4x^3-1/x^2

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Solution for 4x^3-1/x^2 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)

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

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

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

x^-2*(4*x^5-1) = 0

4*x^5 = 1 // : 4

x^5 = 1/4

x^5 = 1/4 // ^ 1/5

x = (1/4)^(1/5)

1/(x^2) = 0

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

x^-2 = 0

x należy do O

x = (1/4)^(1/5)

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