Question

Let z1, z2 belong to C such that |z1 + z2|= root3 and |z1| = |z2| = 1, then the value of |z1 – z2| is ?​

Answer 1

Answer:

(z1-z2)^2= z1^2+z2^2-2z1z2

subtitute values of z1 and z2

=1^2+1^2-2(1)(1)

=2-2

=0