1. 5-Minute Check Lesson 1-2A

2. 1-2 Composition of Functions
Function Operations
Composition of Functions
Domains of Composite Functions

3. Composition of Functions Essential Questions
Lesson 1-2
Composition of Functions Essential Questions
What are the 5 ways you can combine 2 functions?
How do we solve a composite function?
Vocabulary
Composition
Composite
Iterations
Seed Value

4. c. (fg)(2)
d. (f+g)(0)

5. (f o g)(2)

6. Inverse Functions:
Two functions f and g are inverse functions if and only if [f o g] (x) = [g o f] (x) = x
Given f(x) = x/3 +2, find the inverse of f(x), and show that the two functions are inverse functions.

7. Domains of Composite Functions
Find the domain of (f o g)(x) if
f(x) =
g(x) =

8. Assignment:
In book: p17: odd, 32