Completing the Square

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Taught by MrA
  • Currently 4.0/5 Stars.
11527 views | 2 ratings
Meets NCTM Standards:
Features a SMART Board
Lesson Description:

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.

Additional Resources:
Questions answered by this video:
  • How do you Complete the Square?
  • What is Completing the Square?
  • How do you get the Quadratic Formula?
  • Where does the Quadratic Formula come from?
  • Why does Quadratic Formula work?
  • Staff Review

    • Currently 4.0/5 Stars.
    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.
  • iceking6

    • Currently 5.0/5 Stars.
    completing square is very useful..