51/z=17/7

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Solution for 51/z=17/7 equation: 


D( z )

z = 0

z = 0

z = 0

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

51/z = 17/7 // - 17/7

51/z-(17/7) = 0

51/z-17/7 = 0

51*z^-1 = 17/7 // : 51

z^-1 = 1/21

-1 < 0

1/(z^1) = 1/21 // * z^1

1 = 1/21*z^1 // : 1/21

21 = z^1

z = 21

z = 21

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