Show that the points `A (2, 3, 4)`, `B (1, 2, 3)`and `C (3, 8, 11)`are collinear.

Using the distance formula, show that the points A(3, -2), B(5, 2) and C(8, 8) are collinear.

Using section formula,show that the points A(2,-3,4),B(-1,2,1) and C(0,1/3,2) are collinear.

Show that the points (2, -3, 3), (1, 2, 4) and (3, -8, 2) are collinear. [Hint : Sum of any two sides is equal to third side.]

Using distance formula show that the points A(-3,2,4),B(-1,5,9) and C(1,8,14) are collinear

Using section formula, show that the points A(1, 2, 1), B(2, 1, 0) and c(7/5, 8/5, 3/5) are collinear.

Show that the points A(2,3,4) , B(-1,2,-3) and C(-4,1,-10) are collinear. Also find the ratio in which C divides AB.

(i) Using section formula, show that the points A(-2, 3,5), B(1,2,3) and C(7,0,-1) are collinear. (ii) Using division formula, prove that the points (2,3,4),(-1,-2,1) and (5,8,7) are collinear.

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

Show that the points A(1, -2, -8), B(5, 0, -2) and C(11, 3, 7) are collinear, and find the ratio in which B divides AC.

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