Find the direction cosines of the vector joining the points A (1,2,-3) and B(-1,-2,1) directed from A to B.

Find the direction cosines of the vector joining the points A(1,2,−3) and B(−1,−2,3) directed from A to B .

Find the direction cosines of the vector joining the points A(-1, 2, 3) and B(1, 4, 1), directed from A to B.

Find the direction cosines of the vector joining the points (0, 5, 3) and (1, 7,2).

(iii) Find the direction cosines of the line joining the points (2,4,3) and (1,-2,5)

Find the vector joining the points P(2, 3, 0) and Q(-1, -2, -4) directed from P to Q

Find the direction cosines of the vector hati+2hatj+3hatk .

Find the direction cosines of the vector 3hati+2hat j+hat k

Find the direction cosines of the vector hat i+2 hat j+3 hat kdot

(ii) Find the direction cosines of the vector vecAB if vec A =(1,-2,3) and vecB =(2,1,-2).