For any three vectors `vec(A), vec(B)` and `vec(C)` prove that  `vec(A) xx (vec(B) +vec(C)
Channel: Doubtnut
Date: 2020-08-30

For any three vectors `vec(A), vec(B)` and `vec(C)` prove that  `vec(A) xx (vec(B) +vec(C)) +vec(B) xx (vec(C) +vec(A)) + vec(C) xx (vec(A) +vec(B)) = vec(O)`