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Solving Quadratic Equations Solving Quadratic Equations By Factoring, Completing the Square, The Quadratic Formula, And by Graphing.

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Presentation on theme: "Solving Quadratic Equations Solving Quadratic Equations By Factoring, Completing the Square, The Quadratic Formula, And by Graphing."— Presentation transcript:

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2 Solving Quadratic Equations Solving Quadratic Equations By Factoring, Completing the Square, The Quadratic Formula, And by Graphing

3 Factoring Quadratic Formula Quadratic Formula Complete the Square Complete the Square Graphing Solving Quadratic Equations Learn four methods for solving quadratic equations by clicking on the arrows, seeing some examples, and doing some practice. Then come back and take the Test. TAKE THE TEST Disclaimer ObjectivesReferences

4 Factoring Basics Examples Practice Back Out Back Out

5 Examples Factoring Basics Factoring Basics Examples Practice Back Out Back Out

6 Interactive Practice Factoring Basics Factoring Basics Examples Practice Back Out Back Out

7 Completing the Square Basics They Key step happens when adding 9. The video shows how to add and subtract 9 on the same side. You could also add 9 to both sides of the equation, as illustrated in the Examples. C.T.S. Basics Examples Practice Back Out Back Out

8 C.T.S. Basics C.T.S. Basics Examples Practice Back Out Back OutExamples

9 Interactive Practice C.T.S. Basics C.T.S. Basics Examples Practice Back Out Back Out Click here to reveal 36

10 Quadratic Formula Basics Q. Form. Basics Examples Practice Back Out Back Out

11 Examples Q. Form. Basics Q. Form. Basics Examples Practice Back Out Back Out

12 Interative Practice Q. Form. Basics Q. Form. Basics Examples Practice Back Out Back Out HINT Great Job!

13 Graphing Basics Examples Practice Back Out Back Out

14 Examples Graphing Basics Graphing Basics Examples Practice Back Out Back Out

15 Plug in 2 for x Interactive Practice Graphing Basics Graphing Basics Examples Practice Back Out Back Out Y-intercept X=3 X=1

16 TEST on Solving Quadratics Check Answers Check Answers Back Out Back Out

17 TEST Answers Back Out Back Out Credits TEST

18 Disclaimer This presentation may contain material protected under copyright law. This material was obtained and used following a reasonable analysis of the Fair Use exemption for educators. This presentation may not be reproduced. Menu Objectives TEST

19 Objectives This interactive learning object was designed for use in an Algebra class, and can be used as a stand alone, or more effectively in combination with classroom instruction. The material that is being taught is fairly complex, and so ample time should be given for students to process the information. The lessons do assume some previous knowledge of factoring and graphing quadratics, as well as basic techniques for solving equations. Menu References TEST The objective of the lesson is for students to be able to solve quadratic equations by factoring, graphing, completing the square, and quadratic formula.

20 References [Untitled image of 4 blank arrows]. Retrieved September 13, 2013 from http://christianschooljournal.com/wp-content/uploads/2013/06/Road-sign- direction-arrows-confused.jpg http://christianschooljournal.com/wp-content/uploads/2013/06/Road-sign- direction-arrows-confused.jpg [Untitled image of 2 blank arrows]. Retrieved September 13, 2013 from http://cdn.vectorstock.com/i/composite/75,26/road-sign-vector-827526.jpg http://cdn.vectorstock.com/i/composite/75,26/road-sign-vector-827526.jpg Shaw, R. (2009). A girl and her dog [photograph]. Retrieved September 14, 2013 from http://www.flickr.com/photos/51996001@N03/4846540080http://www.flickr.com/photos/51996001@N03/4846540080 PatrickJMT (November 2, 2008). Completing the Square – Solving Quadratic Equations. Retrieved on September 19, 2013 from http://www.youtube.com/watch?v=xGOQYTo9AKY http://www.youtube.com/watch?v=xGOQYTo9AKY Menu EXIT TEST


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