RBSE Solutions for Class 12 Maths Chapter 14 Three Dimensional Geometry Miscellaneous Exercise

Rajasthan Board RBSE Class 12 Maths Chapter 14 Three Dimensional Geometry Miscellaneous Exercise Question 1. Which of the following group is not direction cosines of a line : (a) 1,1,1 (b) 0,0, -1 (c)-1,0,0 (d)0,-1,0 Solution: Direction cosines of a line are proportional to direction ratio’s. Let a, b and c are direction ratio’s, then … Read more