How to get the x and y coordinates with the unit circle value 3pi/2? And how do you use reference angles and rations to determine the 6 trig functions of 3pi/2 - Quora
![Find Exact Value of Tan(3Pi/8) or 67.5 Degrees Using Half-Angle Identity for Tangent and Unit Circle - YouTube Find Exact Value of Tan(3Pi/8) or 67.5 Degrees Using Half-Angle Identity for Tangent and Unit Circle - YouTube](https://i.ytimg.com/vi/uV0p-62AUec/hq720.jpg?sqp=-oaymwEhCK4FEIIDSFryq4qpAxMIARUAAAAAGAElAADIQj0AgKJD&rs=AOn4CLBZkVrKv6kqjPEdg3B3-rJRqYA3Dg)
Find Exact Value of Tan(3Pi/8) or 67.5 Degrees Using Half-Angle Identity for Tangent and Unit Circle - YouTube
![Given g (x) = sin x . cos x, on {pi/2, 3pi/2} determine any local and absolute extreme values. | Homework.Study.com Given g (x) = sin x . cos x, on {pi/2, 3pi/2} determine any local and absolute extreme values. | Homework.Study.com](https://homework.study.com/cimages/multimages/16/graph8109546605452728286.jpg)