Graph each of the following trig functions. 9-82 HW eTool (Desmos).
sin and cos on the same set of axes.
Review the Math Notes box in Lesson 7.2.4.
Use your answer to part (a) to graph
sin cos .
Try adding and then graphing the
-values of each function for each multiple of .
Use the eTool below to help you with this problem.
Click on the link at right for the full eTool version: CCA2 9-82 HW eTool.