1. Materials
Reminders

2. Get out your agenda if you see your name below
Get out your agenda if you see your name below. You need to come to my room tomorrow.
Period 2
Period 7

3. Write an expression for the following sequence.
Musical Math
Write an expression for the following sequence.
43, 54, 65, 76…

4. Essential Question(s):
Cornell Notes
Topic:
9-2 Functions
Essential Question(s):
How do I complete function tables?

5. The Function Machine

6. A relationship that assigns EXACTLY ONE OUTPUT for each input.
Questions:
Notes:
Cornell Notes
What is a function?
A relationship that assigns EXACTLY ONE OUTPUT for each input.
Example:
𝑓 𝑥 =2𝑥
What is the domain of a function?
The set of all possible INPUT values
What is the range of a function?
The set of all possible OUTPUT values

7. How do I find a function value? Example: 𝑓 𝑥 =𝑥−5;𝑓𝑖𝑛𝑑 𝑓(9)
Questions:
Notes:
Cornell Notes
How do I find a function value?
Example:
𝑓 𝑥 =𝑥−5;𝑓𝑖𝑛𝑑 𝑓(9)
Function Table
What is a function table?
Input
Rule
Output x
f(x) = 2x
f(x) 1 2 3

8. Concept Check
On the left side of you Cornell Notes, complete the 3 function table found HERE.

9. Concept Check -2 1 3 x 5x + 1 f(x)
Complete a function table for the following function. State the Domain and Range of the function.
𝑓 𝑥 =5𝑥+1 x
5x + 1
f(x) -2 1 3

10. Pg. 472-473; 7-21 (odd) AND Cornell Notes Summary
Homework
Pg ; 7-21 (odd) AND
Cornell Notes Summary