1. 1 Pre-Alg2 Pre-Alg3 Pre-Alg 4 Pre-Alg5 Pre-Alg Pre-Alg Chapter 8.1 Is it a Function?

2. 6 Pre-Alg7 Pre-Alg8 Pre-Alg Pre-Alg Chapter 8.1

3. Bell Work Jan 15 Graph each point A B C D Obj: I can describe and identify functions. Turn in to turn in box

4. Homework Key

11. 38. B 39. J 40. 19.1 lb/in 2 41.a) 15,772.86 lb/in 2 b) 7,893.78 lb/in 2

12. Relations HomeroomNumber of students Cans Class 12595 Class 22367 Class 32223 Class 418100 Relate Number of Students to Cans

13. Relation A set of Ordered Pairs

14. Relations DOMAINRANGE x y

15. Function A relation in which EACH member of the DOMAIN is paired with EXACTLY one member of the RANGE

16. Functions Diet Pepsi 7-Up Domain Range

17. Functions Diet Pepsi 7-Up Domain Range

18. Functions 01230123 Domain 12341234 Range A relation in which EACH member of the DOMAIN is paired with EXACTLY one member of the RANGE

19. Functions 013013 Domain 12341234 Range A relation in which EACH member of the DOMAIN is paired with EXACTLY one member of the RANGE

20. Functions 01230123 Domain 1212 Range A relation in which EACH member of the DOMAIN is paired with EXACTLY one member of the RANGE

21. Functions 01230123 Domain 1414 Range A relation in which EACH member of the DOMAIN is paired with EXACTLY one member of the RANGE

22. Functions 012012 Domain 12341234 Range A relation in which EACH member of the DOMAIN is paired with EXACTLY one member of the RANGE

23. Is it a Function? Repeats in domain

24. Is it a Function? Repeats in domain

25. Second Method

30. EXIT TICKET Turn in to exit ticket folders Is it a Function? Explain how you know. {(-2, 5), (0, 5), (-1, 3), (-2, 7)}