The two-point form of a line in the Cartesian plane passing through the points and is given by
or equivalently,
The two-point form of a line in the Cartesian plane passing through the points and is given by
or equivalently,
Weisstein, Eric W. "Two-Point Form." From MathWorld--A Wolfram Web Resource. https://mathworld.wolfram.com/Two-PointForm.html