Mathematics, 08.07.2019 13:00, erj6303

The function f(t) = 5cos ((pi/4)t) + 11 represents the tide in dark sea. it has a maximum of 16 feet when time (t) is 0 and a minimum of 6 feet. the sea repeats this cycle every 8 hours. after six hours, how high is the tide? a. 11 feet b. 6 feet c. 8.5 feet d. 10.5 feet

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The function f(t) = 5*cos ((pi/4)*t) + 11 represents the tide in dark sea. it has a maximum of 16 fe...