Two speakers are separated by a distance of 3 m. A point P that is in front of the speakers whose perpendicular distance from the line joining the speakers is 2.2 m.Point P is between the speakers and is 2.5 m from the speaker on the right. speed of sound is 343m/s.Does constructive or destructive interference occur at P when the speakers produce identical sound waves whose frequency is a)1466 Hz and b) 977 Hz?