1. 1 Algebra 2: Section 5.6 The Quadratic Formula & the Discriminant

2. 2 The Quadratic Formula

3. 3 Examples Have to write in standard form first!

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6. 6 Examples

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8. 8 Examples

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10. 10 Split them up!!! Sometimes one will simplify and the other won’t!

11. 11 Homework p.295 #17-29 first column #33-43 odds

12. ADD YOUR HOMEWORK FOR TODAY TO YESTERDAY’S!!! 12

13. 13 Algebra 2: Section 5.6 The Quadratic Formula & the Discriminant (Day 2)

14. 14 The Discriminant The expression under the radical in the quadratic formula

15. 15 The Discriminant If discriminant is positive –Two real solutions If discriminant is zero –One real solution If discriminant is negative –Two imaginary solutions

16. 16 Examples Use the discriminant to determine the number and type of solutions of the equation.

17. 17 Examples

18. 18 Examples

19. 19 Homework p.296 #46-67 all Look at 46 – 55……