Question: For a short time after a wave is created by wind, the height of the wave can be modeled using y = a sin ,

For a short time after a wave is created by wind,

For a short time after a wave is created by wind, the height of the wave can be modeled using y = a sin , where a is the amplitude and T is the period of the wave in seconds. 13. How many times over the first 5 seconds does the graph predict the wave to be 2 feet high? (SHOW WORK)

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