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

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

(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.

Using the distance formula, prove that the points A(-2,3), B(1,2) and C(7,0) are collinear.

Show that the points (a^(2) , 0), (0, b^(2) ) and (1, 1) are collinear if (1)/(a^(2))+(1)/(b^(2))=1.

Show that the points A(5, 4, 2), B(6, 2, -1) and C(8, -2, -7) are collinear.

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

Show that the point A(-2, 4, 7), B(3, -6, -8) and C(1, -2, -2) are collinear.

Show that points (4, –3, –1), (5, –7, 6) and (3, 1, –8) are collinear.

Show by using direction ratios, that the points (2,-4,5), (1,-1,3) and (5,-13,11) 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.