Quadratic Equations

So many ways to solve quadratic equations—how ever will you choose? Middle schoolers review different methods of solving quadratic equations and analyze when each method would be most efficient. To round out the project, they create...

Solve quadratic equations by completing the square. The class watches demonstration videos and uses the free downloadable Geogebra applet to explore and solve quadratic equations. The lesson requires students to use a two-column note...

In this solving applications worksheet, students translate word problems to number sentences. They solve the created quadratic equation. This three-page worksheet contains 12 problems.

Defining the word "discriminant" in the context of the quadratic formula, Sal continues to guide viewers through the process of quadratic equations. The true value of this video, as in Sal's entire series, is the emphasis on truly...

This short but detailed video answers the questions of what to do with a quadratic equation once it's factored. After introducing the zero product property, the video walks through multiple examples of applying it to factorable quadratic...

How does a ghost solve a quadratic equation? By completing the scare! Groups of learners develop a slideshow presentation outlining the ways to solve quadratic equations. The plan outlines the requirements, making the expectations clear...

Transformations of parabolas to fit a particular quadratic equation is taught through this activity.  In this transforming parabolas to fit a particular quadratic equation activity, students describe the transformations of the parabola...

Completing the square is an effective way to solve a quadratic equation. Introduce your class to this technique and use this video to complement your lesson. This resource takes viewers through the process of completing the square,...

With his trusty graphing calculator, Sal begins his lecture on solving quadratic functions by graphing. The video is a good way to show young mathematicians not only how to use the graphing calculator (which Sal describes as "archaic"...

Watch this video and find out how to graph a quadratic equation when it's in intercept form! After going through the different forms of quadratic equations, an instructor leads viewers through an example problem. For the example problem,...