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9-82.
  1. Graph each of the following trig functions. 9-82 HW eTool (Desmos). Homework Help ✎

    1. y = 2sin(x) and y = cos(x) on the same set of axes.

    2. Use your answer to part (a) to graph y = 2sin(x) + cos(x).

Review the Math Notes box in Lesson 7.2.4.

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.