Two traveling sinusoidal waves are described by the wave functions Y1 = 4.75 sin [¤(3.75x - 1230t)] Y2 = 4.75 sin [7(3.75x – 1230t – 0.250)] %3D where x, y1, and y, are in meters and t is in seconds. (a) What is the amplitude of the resultant wave function y1 + Y2? m (b) What is the frequency of the resultant wave function? Hz
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