Tides Throughout the day,the depth of water in meters at the end of a dock varies with
Chapter 8, Problem 70(choose chapter or problem)
Tides Throughout the day,the depth of water in meters at the end of a dock varies with the tides. The depth for one particular day can be modeled byD 3.5 1.5 cos t 6 t 2where represents midnight. (a) Determine (b) Evaluate for and and interpret your results. (c) Find the time(s) when the water depth is the greatest and the time(s) when the water depth is the least. (d) What is the greatest depth? What is the least depth? Did you have to use calculus to determine these depths? Explain your reasoning.
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