Circle of Apollonius in Complex Plane/Examples/mod z-3 over z+3 = 2

Example of Circle of Apollonius in Complex Plane
The equation:
 * $\cmod {\dfrac {z - 3} {z + 3} } = 2$

describes a circle embedded in the complex plane whose radius is $4$ and whose center is $\paren {-5, 0}$.