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For any vector vecx. Then value of (vecx...

For any vector `vecx`. Then value of `(vecx xx hati)^(2)+(vecx xx hatj)^(2)+(vecx xx hatk)^(2)` is equal to

A

`|vecx|^(2)`

B

`2|vecx|^(2)`

C

`3|vecx|^(2)`

D

`4|vecx|^(2)`

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