Chapter 7, Practice Exercises #7

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For the following exercises, find all exact solutions to the equation on [0, 2π).

cos^{2} x − sin^{2} x − 1 = 0

7.2 Exercises:

7.3 Exercises:

7.4 Exercises:

7.5 Exercises:

7.6 Exercise:

Practice Exercises:

Review Exercises: