Determine the unit vector which is perpendicular to both `barA=2hati+hatj+hatk` and `barB=hati-hatj+hatk`

Find a unit vector which is perpendicular to both vecA=3hati+hatj+2hatk and vecB=2hati-2hatj+4hatk .

Determine a unit vecor perpendicular to both vec(A) = 2 hati +hatj +hatk and vec(B) = hati - hatj +2hatk

Find a unit vector which is perpendicular to both the vectors 2hati + hatj - hatk and 3hati + 4hatj - hatk .

Find a unit vector which is perpendicular to both vecA = 3hati + hatj + 2hatk and vecB = 2hati - 2hatj + 4hatk .

Determine a unit vector perpendicular to both the vectors vecA=2hati-3hatj+6hatk and vecB=hati-2hatj+4hatk

A unit vector perpendicular to both hati + hatj and hatj + hatk is

A unit vector perpendicular to both hati + hatj and hatj + hatk is