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The number of unit vectors perpendicular...

The number of unit vectors perpendicular to the plane of vectors `veca=2hati-6hat j-3hatk` and `vecb=4hati+3hatj-hatk` is/are

A

`(4hati + 3hatj - hatk)/sqrt(26) `

B

`(2hati - 6hatj - 3hatk)/7 `

C

`(5(3hati - 2hatj + 6hatk))/(7sqrt(26)) `

D

`( 2hati - 3hatj - 6hatk)/7`

Text Solution

Verified by Experts

The correct Answer is:
C
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