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Let veca and vecb be two non-collinear u...

Let `veca` and `vecb` be two non-collinear unit vectors. If `vecu=veca-(veca.vecb)vecb` and `vecv=vecaxxvecb`, then `|vecv|` is

A

|u|

B

`|u|+|v.hata|`

C

`2|v|`

D

`|u|+u.(hata+hatb)`

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The correct Answer is:
A
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