During high tide around 11:00 p.m., the water level is 3 feet above a marker on a pier. The following day, during low tide aroun
d 5:12 a.m., the water level has dropped 3 feet below the marker. The height of the water is modeled by the function y = 3 cosine (StartFraction 24 pi Over 149 EndFraction x), where x is the time in hours since 11:00 p.m.
What is the height of the water at 2:15 a.m.?
What is the height of the water at 2:15 a.m.?
1 answer:
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