Question

If z is a complex number of unit modulus and argument is tetha , then arg equals 1+z/1+z^-​

Answer 1

Answer:

θ

Step-by-step explanation:

Given: ∣z∣=1⇒ zz bar=1

Now,

1+z/1+z bar=1+z/1+1/z

=z.

Hence, the argument is θ.