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If vec(A)xxvec(B)=vec(B)xxvec(A), then t...

If `vec(A)xxvec(B)=vec(B)xxvec(A)`, then the angle between `vec(A)` and `vec(B)` is-

A

`pi`

B

`pi//3`

C

`pi//2`

D

`pi//4`

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The correct Answer is:
A
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