1. Algebra 1 @ Section 11-1 : Rational Expressions and Functions
ALGEBRA I - SECTION 11-1 : Rational Expressions and Functions
2/22/2019
Algebra Section 11-1 : Rational Expressions and Functions

2. Factoring Review!
1) x2 – 3x - 18
2) x
3) 2x2 – 11x + 12

3. Rational Expression - An algebraic fraction whose numerator and denominator are polynomials.

4. Rational Expression - An algebraic fraction whose numerator and denominator are polynomials. Examples:

5. Rational Expression - An algebraic fraction whose numerator and denominator are polynomials. Examples:

6. Rational Expression - An algebraic fraction whose numerator and denominator are polynomials. Examples:

7. Excluded Values - roots that make the denominator equal zero.

8. Excluded Values - roots that make the denominator equal zero
Excluded Values - roots that make the denominator equal zero. What are the excluded values for the previous examples?

9. Simplifying Rational Expressions Step 1: Factor the numerator and denominator

10. Simplifying Rational Expressions Step 1: Factor the numerator and denominator Step 2: Set each factor of the denominator equal to zero, solve, and state the excluded values

11. Simplifying Rational Expressions Step 1: Factor the numerator and denominator Step 2: Set each factor of the denominator equal to zero, solve, and state the excluded values Step 3: Cancel

12. Simplifying Rational Expressions Step 1: Factor the numerator and denominator Step 2: Set each factor of the denominator equal to zero, solve, and state the excluded values Step 3: Cancel Step 4: Rewrite as a final answer

13. Simplify each rational expression and state the excluded values. 1.

14. Simplify each rational expression and state the excluded values. 1. 2.

15. Simplify each rational expression and state the excluded values. 1. 2

16. Simplify each rational expression and state the excluded values. 1. 2

17. Simplify each rational expression. 5.
ALGEBRA I - SECTION 11-1 : Rational Expressions and Functions
2/22/2019
Simplify each rational expression. 5.

18. Simplify each rational expression. 5. 6.

19. Simplify each rational expression.