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 (2,-1,3),(4,3,1) and (3,1,2) are collinear.

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

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

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

Using vector method, show that the points A(1,-1,0), B(4,-3,1) and C(2,-4,5) are the vertices of a right -angled triangle.

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

Using vector method show that the points A(-5,7)B(-4,5) and C(1,-5) are collinear.

Show that the points A(-3, 3), B(7, -2) and C(1,1) 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 point A (1,-1,3), B ( 2,-4,5) and C ( 5,-13,11) are collinear.