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Home > PC > Chapter 6 > Lesson 6.4.2 > Problem 6-155

6-155.
  1. Prove each trigonometric identity. Homework Help ✎

    1. = 2 csc x

    2. = 2 sec α

1. Change all terms to sines and cosines.
2. Get common denominators.
3. Use the Fundamental Pythogorean Identies.