1. Homework Questions

2. Graphing: Secant and Cosecant Section 4.5

3. csc (x) Flip of sin (x) Flip of sin (x) Properties Properties –Period: 2 –Domain: all real numbers except n –Range: (-∞, -1] [1, ∞) –No x-int –No y-int –y=1 when –y=-1 when

4. Graph of csc(x)

5. Graph

6. Graph

7. sec (x) Flip of cos (x) Flip of cos (x) Properties Properties –Period: 2 –Domain: all real numbers except n, n is odd –Range: (-∞, -1] [1, ∞) –No x-int –y-int = 1 –Asymptotes when, n is odd –y=1 when, n is even –y=-1 when, n is odd

8. Graph of sec (x)

9. Graph

10. One last problem… Write an equation for a secant function with period, phase shift Write an equation for a secant function with period, phase shift vertical shift -3.

11. Homework 4.5 Worksheet (csc and sec) 4.5 Worksheet (csc and sec)