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Quadratic Relations 2.3 - Solving Quadratic Equations Day 4: Solve by Quadratic Formula Monday, January 25, 20161Day 4 - Solve by Quadratic Formula.

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Presentation on theme: "Quadratic Relations 2.3 - Solving Quadratic Equations Day 4: Solve by Quadratic Formula Monday, January 25, 20161Day 4 - Solve by Quadratic Formula."— Presentation transcript:

1 Quadratic Relations 2.3 - Solving Quadratic Equations Day 4: Solve by Quadratic Formula Monday, January 25, 20161Day 4 - Solve by Quadratic Formula

2 Homework questions/review: Solve: Monday, January 25, 20162Day 4 - Solve by Quadratic Formula

3 There are quadratic equations we can not factor: Example: Solve for x: Check Monday, January 25, 20163Day 4 - Solve by Quadratic Formula Can we factor? Are there even any x intercepts? What is the vertex and which way is the parabola opening

4 We need the quadratic formula to solve an equation of the form : Monday, January 25, 20164Day 4 - Solve by Quadratic Formula

5 So: Monday, January 25, 20165Day 4 - Solve by Quadratic Formula

6 Try: Monday, January 25, 20166 6 Day 4 - Solve by Quadratic Formula

7 Try: Monday, January 25, 20167 7 Day 4 - Solve by Quadratic Formula

8 Try: Monday, January 25, 20168 8 Day 4 - Solve by Quadratic Formula

9 Try: Monday, January 25, 20169 9 Day 4 - Solve by Quadratic Formula

10 Try: Monday, January 25, 201610Monday, January 25, 201610 Day 4 - Solve by Quadratic Formula

11 Try: Monday, January 25, 201611Monday, January 25, 201611 Day 4 - Solve by Quadratic Formula

12 Assignment: What is the math saying? Why successful? Why not? What does Vertex and Roots mean? Accuracy? Why? Application? Why? Interesting points? Solving word problems….. Monday, January 25, 201612Day 4 - Solve by Quadratic Formula

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