Prove that, p(-2,3,5), Q(1,2,3), R(7,0,-1) are colliner.

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

Show that the points P (-2, 3, 5) , Q (1, 2, 3) and R (7, 0, -1) are collinear.

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

Prove by using distance formula that the points P(1,2,3),Q(-1,-1,-1)a n dR(3,5,7) are collinear.

Using vectors show that the points A(-2,3,5), B(7,0,-1), C(-3,-2,-5) and D(3,4,7) are such that AB and CD intersect at the point P(1,2,3).

Prove that the points P (0,-4), Q(6,2) R(3,5) and S (-3, -1) are the vertices of a rectangularj PQRS.

Given that P(3,1),Q(6. 5), and R(x , y) are three points such that the angle P R Q is a right angle and the area of R Q P is 7, find the number of such points Rdot

P(0, 3, -2), Q(3, 7, -1) and R(1, -3, -1) are 3 given points. Find vec (PQ)

P,Q,R,S are the points (1,2,-2), (8,10,11), (1,2,3) and (3,5,7) respectively. If s denotes the projection of PQ on RS then 29s^(2) + 29 is equal to :

Consider the points P(2,-4);Q(4,-2) and R(7,1). The points P,Q,R