Show that the points A(2,1,3) ,B(5,0,5) and C(-4,3,-1) 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 A(1,3,2),B(-2,0,1) and C(4,6,3) are collinear.

Using slopes, show that the points A(6, -1), B(5, 0) and C(2, 3) are collinear.

Using slopes, show that the points A(0,5) , B(3,2) and C(-1,6) are collinear.

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

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

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

Show that the points A(1,2,7),B(2,6,3) and C(3,10,-1) are collinear.

Prove that the point A(1,2,3), B(-2,3,5) and C(7,0,-1) are collinear.