Completing the Square
(Algebra)
Last changed on January 30, 2008
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A coherent explanation of Completing the Square in a way that makes sense and you can follow. Also, an example problem of completing the square, as well as a lead-in to the quadratic formula by completing the square. Finally, an explanation of how the discriminant can be used and how to graph a quadratic equation.
- Lesson Slides - Slides that are written on from the lesson.
If you are like most of America and are having trouble understanding how to "Complete the Square", then check out this video. It gives a step-by-step process, showing where everything comes from. Also, the lesson leads up to finding the quadratic formula, which is one of the major reasons why completing the square is so useful. The lesson touches at the end on the quadratic formula and how it is used. A great lesson for learning what it means to complete the square, but with no additional resources.
