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Use the unit circle to find the six trigonometric functions of 240°.
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Q66: Graph the function from <img src="https://d2lvgg3v3hfg70.cloudfront.net/TBX9354/.jpg" alt="Graph
Q68: Use your graphing calculator to determine if
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Q112: Evaluate without using a calculator. <img src="https://d2lvgg3v3hfg70.cloudfront.net/TBX9354/.jpg"
Q115: Graph the unit circle using parametric equations
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