A boat tied up at a dock bobs up and down with passing waves. The vertical distance between its high point and its low point is 8m and the cycle is repeated every 4 seconds. When the boat is at its lowest point, it is 7m above the ocean floor. a) If time starts when the boat is at its lowest position, determine a sine and cosine equation to model the height of the boat above the ocean floor, in meters, versus the time, in seconds.  b)

Trigonometry (11th Edition)
11th Edition
ISBN:9780134217437
Author:Margaret L. Lial, John Hornsby, David I. Schneider, Callie Daniels
Publisher:Margaret L. Lial, John Hornsby, David I. Schneider, Callie Daniels
Chapter1: Trigonometric Functions
Section: Chapter Questions
Problem 1RE: 1. Give the measures of the complement and the supplement of an angle measuring 35°.
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  1. A boat tied up at a dock bobs up and down with passing waves. The vertical distance between its high point and its low point is 8m and the cycle is repeated every 4 seconds. When the boat is at its lowest point, it is 7m above the ocean floor.

a) If time starts when the boat is at its lowest position, determine a sine and cosine equation to model the height of the boat above the ocean floor, in meters, versus the time, in seconds. 

b) 

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