In Exercises 1120, use a graphing utility to approximate the solutions of the equation
Chapter 6, Problem 15(choose chapter or problem)
In Exercises 11–20, use a graphing utility to approximate the solutions of the equation in the interval \([0,2 \pi)\). If possible, find the exact solutions algebraically.
cos 2x − cos x = 0
Text Transcription:
[0, 2 pi)
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