Completing the Square

Completing the Square
  • Currently 2.0/5 Stars.
1032 views - 00:08:40
Taught by MrRutter

Meets NCTM Standards:

Learn how to solve quadratic equations by completing the square.
  • How do you solve quadratic equations?
  • What is the shortcut to squaring binomials?
  • What is the easiest way to do (x + 3)^2?
  • What is (2x - 5)^2?
  • What is completing the square?
  • How do you solve a quadratic equation by completing the square?
  • How do you solve x^2 - 5x - 2.75 = 0?
  • Is there a fast and easy way to do completing the square?
This video covers solving quadratic equations by completing the square. This is a process that is usually confusing and difficult for students, and this lesson shows an easy way of thinking about this idea. It starts off by squaring a binomial, and then it shows how to go backward. A must-see completing the square lesson.
  • Currently 3.0/5 Stars.
Reviewed by MathVids Staff on April 18, 2009.
dont use decimals for the example
  • Currently 2.0/5 Stars.
Reviewed by jbhawkins on April 19, 2009.
 
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