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

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

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

By using the concept of equation of a line, prove that the three points (3, 0), (- 2, -2) and (8, 2) are collinear.

By using the concept of equation of a line, prove that the three points (3, 0), (-2, -2) and (8, 2) are collinear.

Find the direction cosines of the line joining the two points P(-2, 4, -5) and Q(1, 2, 3). 6. Prove that the points (1, 2, 3), (3, 1, 7) and (7, -1, 15) are collinear.

Determine if the points (1,\ 5),\ (2,\ 3)\ and\ (-2,\ -11) are collinear.

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