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

8-89.

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 ✎sin(

*π*+*x*) = _____cos(

*π*+*x*) = _____tan(

*π*+*x*) = _____sin(2

*π*–*x*) = _____cos(2

*π*–*x*) = _____tan(2

*π*–*x*) = _____

tangent = slope

tangent = slope