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The equation not representing a circle i...

The equation not representing a circle is given by

A

Re.`((1+z)/(1-z))=0`

B

`zbarz+iz-ibarz+1=0`

C

`arg.((z-1)/(z+1))=(pi)/(2)`

D

`|(z-1)/(z+1)|=1`

Text Solution

Verified by Experts

The correct Answer is:
D
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