1. Warm Up Factor and Solve 1. 6n2 + 23n + 7 = 0 2. 2y2 + 5y + 2 = 0
3. 6x2 – 23x + 7 = 0
4. 7x2 – 26x - 8= 0

2. L9-3 Obj: Students will be able to graph rational functions

3. Review: Find POD’s and determine type

5. Horizontal Asymptotes

6. Ex 3:
Find the asymptotes

7. Ex 4:
Find the asymptotes

8. Find the asymptotes

9. Find the asymptotes

10. Find the asymptotes

11. Find the asymptotes

12. Find the asymptotes

13. White Board

14. L9-4 Obj: Students will multiply, divide, and simplify rational expressions

15. Simplify . State any restrictions on the variable.
Rational Expressions
LESSON 9-4
Additional Examples
Simplify State any restrictions on the variable.
x2 – 6x – 16
x2 + 5x + 6

16. Simplify each expression.
Rational Expressions
LESSON 9-4
Additional Examples
Simplify each expression.
3 x2 y5 z –1
6 x –3 y2 z a.

17. 4 a5 b c2 b. (2 a –2 b3)2 c3 (continued) Rational Expressions
LESSON 9-4
Additional Examples
(continued)
4 a5 b c2 b.
(2 a –2 b3)2 c3

18. Multiply and . State any restrictions on the variable.
Rational Expressions
LESSON 9-4
Additional Examples
Multiply and State any restrictions on the variable.
3x2 + 5x – 2
x – 5
x2 – 25
3x2 – 7x + 2

19. Divide by . State any restrictions on the variables.
Rational Expressions
LESSON 9-4
Additional Examples
3 – y
(2x – 1)(x + 5)
6(y – 3)
(2x – 1)(x – 7)
Divide by . State any restrictions on the variables.

20. HW: L9-3 (p513) #19-30, 32-34, 41-43
L9.4 (page 519) #1-18