Given that, `|z-1|=1`, where `'z'` is a point on the argand plane. `(z-2)|(2z)=alpha tan (arg

To ask Unlimited Maths doubts download Doubtnut from - Given that, `|z-1|=1`, where `'z'` is a point on the argand plane. `(z-2)/(2z)=alpha tan (arg z).` Then determine `1/alpha^4`.

`(z-2)/(2z)=alpha