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Solve the all parts of following question:

Question: A wave on a string is described by D(x,t)=(3.8cm)×sin[2?(x/(3.6m)+t/(0.24s)+1)], where x is in m and t is in s.

Part A: What is the wave speed?

Part B: What is the frequency?

Part C: What is the wave number?

Part D: At t=0.84s, what is the displacement of the string at x=3.9m?

Please show all intermediate steps and formulas for above question.

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Reference No.:- M91244406

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