InterviewSolution
Saved Bookmarks
| 1. |
State when the equality will hold, |veca - vecb|ge|veca|-|vecb| |
Answer» Solution : LET ABC be a triangle such that `vec(AB) = veca, vec(CB) = vecb` Then `vec(AC) = veca-vecb` be triangle LAW In the `triangleABC, AC+CB ge AB` `IMPLIES |veca-vecb|+|vecb| ge veca` `implies |veca-vecb| ge |veca| - |vecb|` THEREFORE The equality holds when `veca` and `vecb` are collinear vectors. |
|