Show that point `P(-3,2) Q(1, -2) and R(9, -10)` are collinear

Show that points P (3,1) ,Q(-1,9) ,and R(4,-1) are collinear.

Show that points P (3,1) ,Q(-1,9) ,and R(4,-1) are collinear.

Show that the points P(2,6),Q(1,2)and R(3,10) are collinear.

If the points P (0,3,2), Q(1,2,-2) and R (4,-1,t) are collinear, find the value of t.

Show that the points P(-2,3,5) ,Q (1,2,3) and R (7,0,-1) are collinear

9.Show that the points (0,-3)(1,-1) and (2,1) are collinear.

Prove that the points P(3,2,-4),Q(5,4,-6) and R(9,8:-10) are collinear. Find the ratio in which the point Q divides the line segment PR.

Show that points P(5,6) , Q (4,5) and R = (3,4) are collinear .

Show that the points P(-2, 3, 5), Q(1, 2, 3) and R(7, 0, -1) are collinear.

If the points P(-3,9) ,Q(a , b) and R(4 , - 5) are collinear and a + b=1, then find the values of a and b.