1. Notes P.5 – Solving Equations

2. I. Graphically: Ex.- Solve graphically, using two different methods. Solution – See graphing Calculator Overhead

3. II. Algebraically: A. Zero Property – Let a and b be real numbers: If ab = 0, then a = 0 or b = 0. B. Ex.- Solve using the following methods:

4. 1. Factoring:

5. 2. Quadratic Formula :

6. 3. Completing the Square :

7. III. Approximate Solutions: A. = vs. ≈ B. Graphically: ALWAYS THREE DECIMAL PLACES!!!! C. Tables: Find where the sign changes from negative to positive or vice-versa.

8. IV. Quick Review Complete the in-class worksheet.

9. Homework: p.46 #5,9,17,23,33,35,41,45-55 (odd), 59,61-71