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Understanding Quadratic Inequalities through Real-Life Scenarios

Learn how quadratic functions reflect real-life situations and delve into solving quadratic inequalities algebraically. Explore different forms of quadratic inequalities, solve them, graph the solutions, and interpret the results. Master MCC9-12.A.CED.1 and A.REI.4 standards.

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Understanding Quadratic Inequalities through Real-Life Scenarios

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  1. Warm up, Date: 03/24/2014I. Solve the following equations:

  2. Unit - V 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. Forms of Quadratic Inequalitiesy<ax2+bx+c y>ax2+bx+cy≤ax2+bx+c y≥ax2+bx+c

  5. Solve Quadratic Inequality Put in standard form Change the inequality to = Solve Graph the solutions Test 3 values, one from each section 6. Shade when TRUE 7. Interpret the graph to write the solution as an inequality

  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.

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