Home > PC > Chapter 4 > Lesson 4.3.2 > Problem 4-138
4-138.
Find all values of
Cosine is the
-value. Where on the unit circle is ?
What
gives a tangent of or ?
What quadrants would the tangent be?
Change the
to /sin .
Find all values of
Cosine is the
What
What quadrants would the tangent be
Change the