The graph below is one complete cycle of the graph of an equation containing a trigonometric function. Find an equation to match the graph. If you are using a graphing calculator, graph your equation to verify that it is correct. 
Definitions:
Q17: Find the distance s covered by a
Q67: Eliminate the parameter t from the following
Q75: Give the exact value of <img src="https://d2lvgg3v3hfg70.cloudfront.net/TBX9354/.jpg"
Q84: Use a calculator to find tan 143.8°.
Q86: Find the identical expression for the following.
Q102: Eliminate the parameter t in the following:
Q112: The information below refers to triangle ABC
Q116: The current in an alternating circuit varies
Q117: Find θ , if <img src="https://d2lvgg3v3hfg70.cloudfront.net/TBX9354/.jpg" alt="Find
Q152: Convert the following to degrees and minutes.