A vector perpendicular to the vector (hat(i) + 2hat(j)) and having magnitude 3 sqrt5 units is

A vector perpendicular to the vector (hat(i) + 2hat(j)) and having mag

1.	A vector perpendicular to the vector (hat(i) + 2hat(j)) and having magnitude 3 sqrt5 units is
Answer» `3 hat(i) + 6hat(J)` `6hat(i)- 3HAT(j)` `4hat(i) - 2hat(j)` `hat(i) -2 hat(j)` ANSWER :B