NDA Math Complex Numbers

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Question : 37 of 66

Marks: +1, -0

If Re(‌‌

z−1

z+1

)=0,where 2=x+iy is a can pi ex number, then which one of the following is correct?

[NDA II 2016]

z=1+i
|z|=2
z=1−i
|z|=1

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