1/4-9/z=-1/8

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Solution for 1/4-9/z=-1/8 equation: 


D( z )

z = 0

z = 0

z = 0

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

1/4-(9/z) = -1/8 // + -1/8

1/4-(9/z)-(-1/8) = 0

1/4-9*z^-1+1/8 = 0

-9*z^-1 = -3/8 // : -9

z^-1 = 1/24

-1 < 0

1/(z^1) = 1/24 // * z^1

1 = 1/24*z^1 // : 1/24

24 = z^1

z = 24

z = 24

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