Find the direction cosines of the line segment joining the points `A(7,-5,9) and B(5,-3,8)`.

Find the direction cosines of the line segment joining the points P(2,3-6) and Q(3,-4,5)

(A) find the direction-cosines of the lines joining the points : (-1, -1, -1) and (2,3,4) (b) Find the direction ratios and direction cosines of the vector joining the points (4,7,2) and (5,11,-4). (c ) Find the direction cosines of a line segment joining the points A (2,5,7) and B (3,2,9) .

Find the direction ratios and the direction cosines of the line segment joining the points: A(1,0,0) and B(0,1,1) A(5,6,-3) and B(1,-6,3) A(-5,7,-9) and B(-3,4,-6)

Find the direction cosines of the line joining the points (-4,1,7),(2,-3,2)

Find the direction cosines of the line segment joining (3,6,1) and (4,-1,5).

Find the direction cosines of the line joining the points (2,3,4) and (4,5,6)

(4) Find the direction cosines of the line joining the points (2,3,4) and (4,5,6).

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

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