Question

Find the unit vectors perpendicular to the plane of the vectors
`vec(a) = 2 hat(i) - 6 hat(j)- 3 hat(k)` and ` vec(b)= 4 hat(i) + 3 hat(j) - hat(k).`

Answer 1

Correct Answer - `pm1/7(3 hat(i)-2 hat(j)+6 hat(k))`
Required vector`=(pm(vec(a) xx vec(b)))/(|vec(a) xx vec(b)|)`.