Question

Find a vector of magnitude 6 which is perpendicular to both the vectors
`vec(a)= 4 hat(i)-hat(j) + 3 hat(k)` and `vec(b) = -2 hat(i) + hat(j)- 2 hat(k).`

Answer 1

Correct Answer - `pm 2(-hat(i)+2 hat(j)+ 2hat(k))`
Required vector`=(pm 6 (vec(a) xx vec(b)))/(|vec(a) xx vec(b)|)`.