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Which of the following is correct relati...

Which of the following is correct relation between an arbitrary vector A and null vector O ?

A

`vec A+vecO+vec Axxvec O=vec A`

B

`vec A+vecO+vec Axxvec O ne vec A `

C

`vec A+vecO+vec Axxvec O =vec O`

D

none of these

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