Completing the Square Teacher Resources

In this lesson on completing the square, students explore the connection between area models and perfect square trinomials. They also learn how to complete the square to transform a quadratic equation into vertex form.

The resource examines the algebra topic of completing the square. Students learn how to complete the square by reading the lesson and test their knowledge with practice problems. The resource includes a completing the square calculator.

This algebra lesson shows how to deal with different types of things that can happen when you are completing the square.

This Algebra Cruncher generates an endless number of practice problems for completing the square with solutions.

This lesson covers completing the square when the leading coefficient is one.

This algebra lesson introduces how to complete the square in a parabola.

Use this interactive geometric proof to complete the square using geometry.

Explore and understand graphing by completing the square.

[Free Registration/Login may be required to access all resource tools.] This lesson covers completing the square when the leading coefficient is not equal to one.

Find a quick, concise explanation of how to complete the square. An example is given and explained to illustrate the method.

Try these multiple-choice practice problems on completing the square.

Solve quadratic equations of the form ax^2+bx+c by completing the square. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video, or receive hints.

Purplemath gives several examples which clearly show the process of completing the square to find the maximum and minimum solutions to a quadratic equation.

View examples on completing the square and deriving the quadratic formula. The key to solving by completing the square is "practice, practice, practice". By so doing, the process will become more "automatic", and you'll be much more...

This tutorial explains the quadratic formula by reviewing its origin from the process of completing the square. Includes examples and a few exercises.

In this lesson, you will learn how to derive the quadratic formula by completing the square. [6:01]

A video about using the completing the square method to write a quadratic equation. [6:14]

Students learn how to solve quadratics by completing the square. The video tutorial investigates the mathematics concept through detailed notes and examples.

Demonstrates step-by-step how to complete the square to find the vertex of a parabola. Thorough descriptions of each problem.

Practice the method of completing the square with quadratic expressions.

Solve quadratic equations of the form ax^2+bx+c by completing the square.

Solve quadratic equations of the form x^2+bx+c by completing the square.

The process of completing the square is presented with a detailed description of the process and an example to show the work step by step. An example with a non-integer leading coefficient is also included.

Using the completing the square to find the roots of the quadratic equation.