Show that the points (1,2,3),(7,0,1) and (−2,3,4) are collinear.

Show that the points A(1,3,2),B(-2,0,1) and C(4,6,3) are collinear.

Using distance formula, show that the points (1,5), (2,4) and (3,3) are collinear.

Using vector method, show that the points A(2,-1,3),B(4,3,1) and C(3,1,2) are collinear

Show that the points (0,3) , (-2,-2) and (2,8) are collinear. Also find the equation of line through these points.

Show that the points A(-3, 3), B(7, -2) and C(1,1) are collinear.

Show by using distane formula that the points (4,5,-5),(0,-11,3) and (2,-3,-1) are collinear.

Show that the points (3, 3), (h, 0) and (0,k) are collinear if 1/h + 1/k = 1/3

Prove that the points (-2,\ 5),\ (0,\ 1) and (2,\ -3) are collinear.

Show that the points (1, 1), (2, 3) and (5, 9) are collinear.

Prove by using distance formula that the points P(1,2,3),Q(-1,-1,-1)a n dR(3,5,7) are collinear.