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If |vec(A)xxvec(B)|=sqrt(3)vec(A).vec(B)...

If `|vec(A)xxvec(B)|=sqrt(3)vec(A).vec(B)`, then the value of `|vec(A)+vec(B)|` is

A

`(A^(2)+B^(2)+(AB)/(sqrt(3)6(1)/(2)`

B

A+B

C

`(A^(2)+B^(2)+sqrt(3)AB)^(1)/(2)`

D

`(A^(2)+B^(2)+AB)^(1)/(2)`

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