1. Warm up – turn in when finished. If x2 = 36, find x. Simplify Solve the equation by graphing.

2. Solving Quadratic Equations by the Quadratic Formula Algebra 1 9.5

3. What is the quadratic formula?

4. What is the quadratic formula?

5. EX: 0 = -7q2 + 2q + 9

6. Steps In order to use the quadratic formula, the equation MUST equal zero.

7. Steps Write the equation in standard form. In order to use the quadratic formula, the equation MUST equal zero.

8. Steps Write the equation in standard form. Identify a, b, and c. In order to use the quadratic formula, the equation MUST equal zero.

9. Steps Write the equation in standard form. Identify a, b, and c. Plugand chug. In order to use the quadratic formula, the equation MUST equal zero.