Let z and be complex numbers such that has non-zero imaginary part – McqOptions

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1.	Let z and be complex numbers such that has non-zero imaginary part and z 1. If the expression ( - ( overline{ omega} )z)/(1-z) is purely real, then find the set of values of z.
A.	{z : &vert;z&vert;=1}
B.	{z : z=z }
C.	{z : z 1}
D.	{z : &vert;z&vert;=1, z 1}
Answer» E.

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