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Home > PC3 > Chapter 8 > Lesson 8.3.1 > Problem 8-89

8-89.
  1. Rewrite each of the following expressions in terms of x, where x is any real number. Use the unit circle to justify your answers. Homework Help ✎

    1. sin(π + x) = _____

    2. cos(π + x) = _____

    3. tan(π + x) = _____

    4. sin(2π x) = _____

    5. cos(2π x) = _____

    6. tan(2π x) = _____

tangent = slope

tangent = slope