PC. MP3.PC.2020-2021 Question: 1-5
On December 19, 2020, at the Chincoteague Island coast guard station, the high tide was Which equation best models the graph?
approximately 1.5 feet above sea level at midnight, and the low tide was approximately at
sea level at 6AM as shown in the graph.
h(t) = 75 cos +.75
h(t)
15
o h(t) =. 75 cos (6+) +.75
o h(t) = 1.5 cos (54)
o h(t) = 1.5 cos (6+)
0.75
12
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