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The unit vector which is orthogonal to t...

The unit vector which is orthogonal to the vector `vec a = 3i+2j+6k` and is coplanar with the vectors `vec b = 2i+j+k` and `vec c = i-j+k` is

A

`(2i-6j+k)/sqrt41`

B

`(2i-3j)/sqrt13`

C

`(3j-k)/sqrt10`

D

`(4i-3j-3k)/(sqrt34)`

Text Solution

Verified by Experts

The correct Answer is:
C
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