Question
Mathematics Question on Vector Algebra
If vector r with d.c.s. l,m,n is equally inclined to the co-ordinate axes, then the total number of such vectors is
A
4
B
6
C
8
D
2
Answer
8
Explanation
Solution
Answer (c) 8
If vector r with d.c.s. l,m,n is equally inclined to the co-ordinate axes, then the total number of such vectors is
4
6
8
2
8
Answer (c) 8