1.

Find the coordinates of a point which divides the line segment joining the points (5, 4, 2) and (-1, -2, 4) in the ratio (i) 2 :3 internally. (ii) 2 :3 externally. Or Find the points on Z-axis which are at a distance √21 from the point (1, 2,3).

Answer»

Find the coordinates of a point which divides the line segment joining the points (5, 4, 2) and (-1, -2, 4) in the ratio

(i) 2 :3 internally.

(ii) 2 :3 externally.

Or

Find the points on Z-axis which are at a distance 21 from the point (1, 2,3).



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