mathwithhotti

Using the quadratic formula to solve a quadratic equation.

A great way to solve a quadratic equation is by using the quadratic formula.  It is straight forward and user friendly in my opinion.  Many students prefer using the quadratic formula over the other leading brands of solving a quadratic equation.

Special Edition Completing the Square

In this next example, you will see just how great completing the square really is.  At the end, you might recognize the solution.

Solve a quadratic equation by completing the square 3

Some students do not like to use the process known as completing the square.  However, I will show you just how easy it really is to complete the square.

Solving a quadratic equation by completing the square 2

In this example, we are going to solve a quadratic equation by completing the square.  In this example, the coefficient of our quadratic term is not 1.

Solve a quadratic equation by completing the square

In this example, we are going to solve a quadratic equation by completing the square.  In this example, the coefficient of our quadratic term is 1.