The line joining the points A (-3, -10) and B (-2, 6) is divided by the point P such that PBAB=15. Find the co-ordinates of P.
The line segment joining the points A (3, -4) and B (-2, 1) is divided in the ratio 1:3 at point P in it. Find the co-ordinates of P.
Also, find the equation of the line through P and perpendicular to the line 5x - 3y = 4.