1. Unit 1: Functions Review Determining if a relation is a function or not a function (NOT a function if it fails the vertical line test; NOT a function if there is more than 1 y-value for an x-value)

2. Unit 1: Functions Review Evaluating functions in function notation Example: If f(x) = 3x 2 + 5; evaluate: -2f(3) – f(-2).

3. Unit 1: Functions Review State Domain and Range in proper set notation Example: Write the domain and range for the function f(x) = x 2 – 7x – 18 in proper set notation

4. Unit 1: Functions Review Determining inverse functions Example: Determine the inverse of the function f(x) = 3(x + 2)

5. Unit 1: Functions Review Graph inverse functions Example: Given the graph below of f(x), graph f -1 (x).

6. Unit 1: Functions Review

7. Unit 1: Functions Review Graphing transformations

8. Unit 1: Functions Review Word Problems Example: You have 80m of fence to enclose a rectangular area for a garden in your backyard. Express the area enclosed as a function of the width and determine the domain and range of that function

9. Unit 1: Functions Review  Pg. 73 #22  Pg. 76-77 #1-19  Self-Test pg.78 # 1-8