Straight line and Circle in complex number

An equation of straight line joining the complex numbers a and ib (where a, b epsilon R and a, b ne 0) is

Equation OF Line and Circle in Complex Plane.

Straight line in complex plane

If three complex numbers are in AP.Then,they lie on a circle in the complex plane.

Let N denotes,the greatest number of points in which m straight lines and n circles intersect. Then,

Straight line : Triangle :?: Circle

Slope of a straight line in complex form

Question on rotational OF a vector || Straight line in complex plane

Find the maximum number of points of intersection of 7 straight lines and 5 circles when 3 straight lines are parallel and 2 circle and concentric.