# Secant

- Author:
- Alex Fisher

- Topic:
- Trigonometry

FIRST:
1. What is the value of when a=1? What is the value of ?
2. What is the value of when a=3.1415? What is the value of ?
3. What is the value of when a=8? What is the value of ?
NEXT:
On the tab to the left of the graph, there is a point Q listed there that follows the graph of . Click on the circle next to point P to make it visible. Then right click on Q and select "Trace On". As you adjust the slider, what does the resulting graph look like?
- Is the secant graph even or odd? Why does this make sense?
- What are the asymptotes of this graph? Why would those be asymptotes?
- What else do you notice about this graph?