Finding the Cartesian equation of a plane through 3 points
1. Click to see points A, P, and R;
2. Click to see vectors OA (a), AP (u), PR (v) and OR (r);
3. Click to see the normal vector n;
4. Click to see the Cartesian equation of the plane;
5. Move the sliders for lambda and mew to see different points R(x, y, z) in the plane