If z=x+iyz = x + iyz=x+iy lies on the circle ∣z∣=1|z| = 1∣z∣=1, what is the locus of w=1zw = \frac{1}{z}w=z1?
A circle ∣w∣=1|w| = 1∣w∣=1
A line x=1x = 1x=1
A circle ∣w∣=0.5|w| = 0.5∣w∣=0.5
The entire complex plane