1. Section 7.2B
Domain and Range

2. Find the Domain and Range
Find the domain given the ordered pairs.
{(5, 2), (-1/2, -2), (-8, 0), (1/12, 13)}
Domain {-8, -1/2, 1/12,5 }
Range {-2, 0, 2, 13}

3. Find the Domain and Range
Find the domain given the graph.

4. Find the Domain and Range
Find the domain given the graph.
Domain [1, 5]
Range [0, 3]

5. Find the Domain and Range

6. Find the Domain and Range

7. Find the Domain and Range

8. Find the Domain and Range

9. Find the Domain and Range
Given the function find the domain and range
F(x) = 2x +3

10. Find the Domain and Range
Given the function find the domain and range
F(x) = 2x +3
Domain (-∞, ∞)
Range (-∞, ∞)

11. Find the Domain and Range
Given the function find the domain and range
F(x) = |x - 2|

12. Find the Domain and Range
Given the function find the domain and range
F(x) = |x - 2|
Domain (-∞, ∞)
Range [0, ∞)

13. Find the Domain and Range
Given the function find the domain and range
F(x) = 1/x

14. Find the Domain and Range
Given the function find the domain and range
F(x) = 1/x
Domain (-∞, 0) or (0,∞)
Range (-∞, 0) or (0,∞)

15. Find the Domain and Range
Given the word problem
The Area A of a square with sides of length s is given by A(s) = s²

16. Find the Domain and Range
Given the word problem
The Area A of a square with sides of length s is given by A(s) = s²
Domain [0, ∞)
Range [0, ∞)

17. Find the Domain Given the word problem
The height, h, in feet, of a weeping willow fireworks display t seconds after having been launched from an 80 ft high rooftop is given by the equation h(t) = -16t² + 64t + 80.

18. Homework
14, 19, 29, 31, 33, 39, 47, 52, 56, and 75