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Mathematics, 01.04.2021 22:00 rosie20052019

The hourly tides (in feet) on a recent day in Seattle, Washington, can be modeled using the sinusoidal function y=4.5cos(πx/6)+5, x =0 represents midnight. What is the water level at 3 a. m.?

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The hourly tides (in feet) on a recent day in Seattle, Washington, can be modeled using the sinusoid...
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