If vec(P)=2hat(i)+3hat(j)-4hat(k)andvec(Q)=5hat(i)+2hat(j)+4hat(k). Find the angle between the two vectors.

If vec(P)=2hat(i)+3hat(j)-4hat(k)andvec(Q)=5hat(i)+2hat(j)+4hat(k). Fi

1.	If vec(P)=2hat(i)+3hat(j)-4hat(k)andvec(Q)=5hat(i)+2hat(j)+4hat(k). Find the angle between the two vectors.
Answer» `30^(@)` `45^(@)` `60^(@)` `90^(@)` ANSWER :D