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If vec A and vec B are two vectors satis...

If `vec A and vec B` are two vectors satisfying the relation `vec A cdot vec B = |vec A xx vec B|`. Then the value of `|vec A - vec B|` will be :

A

`sqrt(A^(2)+B^(2))`

B

`sqrt(A^(2)+B^(2)+sqrt(2)AB)`

C

`sqrt(A^(2)+B^(2)+2AB)`

D

`sqrt(A^(2)+B^(2)-sqrt(2)AB)`

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