Question

7.
Any vector Ā is given by Ā = (xi + yj). The another vector B perpendicular to Ā can be written as
(A) xi-yj
(B) yi – xj
(C) -xi + yj
(D) -yi - xj​

Answer 1

Answer:

1. xi-yj
2. yi-xj
3. xi-yj
4. yi-xj