Author: SeaGull3141592

The equation of a circle passing through three specified points

Find the values of l, m, and n in the equation x² + y² + lx + my + n = 0, which passes through the points (a, b), (c, d), and (e, f), as well as the coordinates of the center of the circle and its radius.

The point of intersection of the graphs of two linear functions

Find the point of intersection of y = ax + b and y = cx + d.