The angel subtended by the vector A = 6hat(i) + 3hat(j) + 4hat(k) with the y-axis is

The angel subtended by the vector A = 6hat(i) + 3hat(j) + 4hat(k) with

1.	The angel subtended by the vector A = 6hat(i) + 3hat(j) + 4hat(k) with the y-axis is
Answer» `sin^(-1)((3)/(61))` `sin^(-1)((3)/(sqrt61))` `COS^(-1)((3)/(sqrt61))` `cos^(-1)((4)/(sqrt61))` ANSWER :B