The magnitudes of two vectors vec(P) and vec(Q) differ by 1. The magnitude of their resultant makes an angle of tan^(-1)(3//4) with P. The angle between P and Q is

The magnitudes of two vectors vec(P) and vec(Q) differ by 1. The magni

1.	The magnitudes of two vectors vec(P) and vec(Q) differ by 1. The magnitude of their resultant makes an angle of tan^(-1)(3//4) with P. The angle between P and Q is
Answer» `45^(@)` `0^(@)` `180^(@)` `90^(@)` ANSWER :D