(a)Consider the points A(3,-2,4),B(1,1,1) and C(-1,4,-2).Using distance formula prove the points are collinear.

Consider the points A(3,2,4), B(5,8,0( and C(4,5,2). Using only distance formula prove that A, B and C are collinear. Also prove that C is the mid point of AB.

Consider the points A (3,2,-4), B (5,4,-6) and C (9,8,-10) Using section formula, prove that A, B, C are collinear.

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

Consider the points A (1,2,3), B(2,3,1) and C(3,1,2).Find AB,BC and CA

Consider the points A(2,2,-1), B(3,4,2), C(7,0,6).Find AB.

Consider the points A (2,4,5), B(-1,2,6) and C(-7,-2,8) Find AB, BC and AC.

Given three points A(-4,6,10) , B(2,4,6) and C(14,0,-2) Prove that the points A,B and C are collinear.

Consider the points A (1,-1,3), B(2,-4,5) and C(5,-13,11).Find AB, BC and AC

Consider the points A(2,-3,0) and B (-1,1,c) Find the distance between A and B

Consider the point A(2,1,1) and B(4,2,3) Find the vector vec(ab)