1. 2.5 Use Piecewise Functions
Pg. 48

2. When Graphing Piecewise Functions
Endpoints are very important
Open
Closed
Arrow heads
Keep in mind what you are graphing

3. vs Vocabulary Piecewise function: Points of Discontinuity:
Has at least 2 equations
Each has a different part of the domain
Points of Discontinuity:
Point where there is a break in the graph vs

4. Evaluate When given a function, ,
evaluate for f(3), just means to substitute in for the variables of the function.
So:

5. EVALUATE
a) x = (b) x = 4

6. With a partner, do p

7. Pick 2 points w/ the domain
GRAPH
Pick 2 points w/ the domain
Watch Circles!

8. Guided Practice p. 50 #5

9. p. 51 #3

10. Homework
Pg. 51, 1 – 14 all