Home > PC > Chapter 9 > Lesson 9.3.5 > Problem 9-159
9-159.
Find possible equations for the graph below in terms of both sine and cosine.
Sine Function
1. There is no horizontal shift.
2. It is shifted down
3. The period is π. Find frequency:
4. The amplitude is
Cosine Function
The cosine is shifted to the right
Be careful with your sign.