1. Quiz 5-2 1. Use Synthetic Substitution to evaluate: 3.What is the “end behavior” for: 2. Simplify When x = 2 In other words:

2. Section 5-3 Add, subtract, multiply Polynomials

3. “Like” Terms Which of these terms (if any) are “like” terms?

4. Your Turn: Subtract the polynomials 1.

5. Multiplying Polynomials (x + 3)(2x – 1) = ? What is the key concept when multiplying polynomials? polynomials? Each term inside one set of parentheses is multiplied by every term inside the other parentheses. (x – 1)(2x + 3)(3x – 2) = ?

6. Your Turn: Multiply the Polynomials 2.

7. Special patterns There is an error in your green books. (sum and difference) (a + b)(b – a) should be: (a + b)(a – b)

8. Special Products Product of a sum and a difference. (x + y)(x – y) xy - xy

9. Your Turn: Multiply 3.

10. Special Products Square of a sum. (x + y)(x + y)

11. Special Products Square of a sum. (x + y)(x + y)

12. Your turn: 4. Simplify (2x + 3)(2x + 3) = ?

13. Special Products Square of a difference. (x - y)(x - y)

14. Special Products Square of a difference. (x - y)(x - y)

15. Your Turn: Multiply 5.

16. Special Products Cube of a sum.

17. Special Products Cube of a difference.

18. Your Turn: Multiply 6.