81/z-(10)=1

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Solution for 81/z-(10)=1 equation: 


D( z )

z = 0

z = 0

z = 0

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

81/z-10 = 1 // - 1

81/z-10-1 = 0

81*z^-1 = 11 // : 81

z^-1 = 11/81

-1 < 0

1/(z^1) = 11/81 // * z^1

1 = 11/81*z^1 // : 11/81

81/11 = z^1

z = 81/11

z = 81/11

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