Question: y+ = A sin(kx - wt) (1) y_ = A sin(kx + wt) (2) y = y+ +y_ = 2A coswt sin kx (3) QUESTIONS:

y+ = A sin(kx - wt) (1) y_ = A sin(kx

+ wt) (2) y = y+ +y_ = 2A coswt sin kx

y+ = A sin(kx - wt) (1) y_ = A sin(kx + wt) (2) y = y+ +y_ = 2A coswt sin kx (3) QUESTIONS: 1. Show that (3) is the result of adding (1) and (2)

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