13x^-4/x^2

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Solution for 13x^-4/x^2 equation: 


D( x )

x = 0

x^2 = 0

x = 0

x = 0

x^2 = 0

x^2 = 0

1*x^2 = 0 // : 1

x^2 = 0

x = 0

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

(13*x^-4)/(x^2) = 0

13*x^-6 = 0 // : 13

x^-6 = 0

x należy do O

x belongs to the empty set

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