InterviewSolution
Saved Bookmarks
| 1. |
If →a,→b and →c are unit vectors satisfying |→a−→b|2+|→b−→c|2+|→c−→a|2=9, then |2→a+5→b+5→c| is |
|
Answer» If →a,→b and →c are unit vectors satisfying |→a−→b|2+|→b−→c|2+|→c−→a|2=9, then |2→a+5→b+5→c| is |
|