1. Warm up – Solve

2. How do we solve quadratic inequalities?
CCGPS Geometry
UNIT QUESTION: How are real life scenarios represented by quadratic functions?
Today’s Question:
How do we solve quadratic inequalities?
Standard: MCC9-12..A.CED.1, A.REI.4

3. Solving Quadratic Inequalities Algebraically

4. Solve Quadratic Inequality
Put in standard form
Change the inequality to =
Factor & Solve
Graph the solutions (open circle
for <> and closed circle for ≤≥)
5. Test 3 values (one in each section)
6. Shade when TRUE
7. Write the answer as an inequality

5. Answers will look like:
AND OR

6. 1. Solve and graph.

7. 2. Solve and graph.

8. 3. Solve and graph.

9. 4. Solve and graph.

10. 5. Solve and graph.

11. 6. Solve and graph.

12. 7. Solve and graph.

13. 8. Solve and graph.

14. CW/HW
Worksheet
12 problems