Find the direction cosines of the straight line joining the points : (2, -1, 4) and (0, 1, 5)

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

Find the direction cosines of the straight line joining the points : (4, 3, -5) and (-2, 1, -8)

Find the direction cosines of the line joining the points (1,-1,0) and (2, 1, 3).

Find the direction cosines of the lines joining the points: (-1,-1,-1) and (2,3,4)

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

(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) .

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