34. The depth (in feet) of water at a dock changes with the rise and fall of tides. The depth 7n is modeled by the function D(t) = 5 sin (t –4) + 8, wheret is the number of hours after %3D midnight. Find the rate at which the depth is changing at 6 a.m.

Mathematics For Machine Technology
8th Edition
ISBN:9781337798310
Author:Peterson, John.
Publisher:Peterson, John.
Chapter47: Applications Of Formulas To Cutting Speed, Revolutions Per Minute, And Cutting Time
Section: Chapter Questions
Problem 41A: Compute the following problems. Express the answers to 1 decimal place. Use: T=LFN A slot 812.00...
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34. The depth (in feet) of water at a dock changes with the rise and fall of tides. The depth
is modeled by the function D(t) = 5 sin (t – ") + 8, where t is the number of hours after
midnight. Find the rate at which the depth is changing at 6 a.m.
Transcribed Image Text:34. The depth (in feet) of water at a dock changes with the rise and fall of tides. The depth is modeled by the function D(t) = 5 sin (t – ") + 8, where t is the number of hours after midnight. Find the rate at which the depth is changing at 6 a.m.
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