1. Warm-Up and Homework Questions

2. QUIZ TIME QUIZ TIME No talking, No looking around! If I THINK you might be cheating I will take your paper and give you a zero. When you are finished with your quiz, get a Warm Up Sheet and be working on that until time to take notes.

3. More Factoring Trinomials Only Trinomials Only

4. Factoring Trinomials Example: x 2 + 6x + 8 Steps Steps –First times last –Find factors that add to get the middle term (+,-) –Rewrite with 4 terms –Factor by grouping

5. More Factoring Trinomials… Factor x 2 -17x +72 Factor x 2 - 6x + 8 Factor x 2 -7x +12 Factor x 2 -11x +24

6. Practice: Factor x 2 +8x +7 Factor x 2 +6x +8 Factor x 2 +12x +32 Factor x 2 +14x +40

7. Example Factoring when ac<0 Factor x 2 - x - 12 Factor x 2 +3x - 10 Factor x 2 -14x - 32 Factor x 2 +4x - 5

8. More factoring when ac<0 Factor x 2 - 2x - 1 Factor x 2 +3x - 28 Factor x 2 -5x - 32 Factor x 2 + x - 20

9. Factoring when ac>0 Factor 2x 2 +11x + 12 Factor 3x 2 - 16x +5 Factor 4x 2 +7x + 3 Factor 2x 2 - 7x + 6

10. Factoring when ac<0 Factor 4x 2 - 4x - 15 Factor 2x 2 + 7x - 9 Factor 3x 2 - 16x - 12 Factor 4x 2 + 5x - 6

11. Homework “Factoring Trinomials” “Factoring Trinomials”