?Is there only one way to evaluate \(cos (\frac {5?}{4})\) ? Explain how to set up the

Chapter 9, Problem 2

(choose chapter or problem)

Is there only one way to evaluate \(cos  (\frac {5π}{4})\)  ? Explain how to set up the solution in two different ways, and then compute to make sure they give the same answer.

Text Transcription:

cos (5π / 4)

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