Warm-up – Math Prompt Denote the essential question and the standard for the day.

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Presentation transcript:

Warm-up – Math Prompt Denote the essential question and the standard for the day.

Warm up – Solve by Factoring

Questions over hw? (worksheet)

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

Reading & Interpreting Inequalities

Paula’s Peaches

Peach Yield For what number of trees will Paula have more than 18,000 peaches per acre? For what number of trees will Paula have less than 18,000 peaches per acre?

Basketball

Solving Quadratic Inequalities Algebraically

Solve Quadratic Inequality 1. Put in standard form 2. Change the inequality to = 3. Factor & Solve 4. 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

Answers will look like: AND OR

1. Solve and graph.

2. Solve and graph.

3. Solve and graph.

4. Solve and graph.

5. Solve and graph.

6. Solve and graph.

7. Solve and graph.

8. Solve and graph.

CW/HW Worksheet 12 problems

Skills Check Explain in detail how to solve a quadric inequality.