1. Lesson 5-6: Quadratic Formula Algebra II CP Mrs. Mongold

2. The Quadratic Formula Use this to solve quadratic equations

3. Example 1: x 2 – 3x – 40 = 0

4. Example 2: 2x 2 – 9x – 5 = 0

5. Example 3: x 2 + 6x – 9 = 0

6. Example 4: x 2 + 4x + 10 = 0

7. Homework Pg 281/16-24 Even – Just do part c.

8. Homework Day #2 Solve using the method of your choice! 1. x 2 – 30x – 64 = 0 2. 7x 2 + 3 = 0 3. x 2 – 4x + 7 = 0 4. 2x 2 + 6x – 3 = 0 5. 4x 2 – 8 = 0 6. 4x 2 + 81 = 36x 7. 2x 2 – 5x + 7 = 3 8. 2x 2 – 7x – 15 = 0 9. x 2 + 2x + 7 = 0 10. 3x 2 + 7x – 2 = 0