### Home > PC > Chapter 4 > Lesson 4.2.1 > Problem 4-70

4-70.

Given *exact* value of each of the following trig expressions.

Draw a unit circle and label the and

*-coordinates for*

What is the

in terms of the other trig functions?

What is the

in terms of the other trig functions?

What is the

in terms of the other trig functions?