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Home > PC > Chapter 6 > Lesson 6.2.2 > Problem 6-90

6-90.

Simplify: (csc x + cot x)(1 − cos x) Homework Help ✎

1. Distribute
2. Change to sine and cosines.
3. Get a common denominator.
4. Simplify.
5. Use a Fundamental Pythagorean Identity.