Ck 12: Algebra: Use Graphs to Solve Quadratic Equations

Many learners find completing the square the preferred approach to solving quadratic equations. Class members combine their skills of using square roots to solve quadratics and completing the square. The resource incorporates a...

There's more than one way to solve quadratic equations. Scholars learn how to solve quadratic equations using alternate methods. They use completing the square by making the linear coefficient even and the leading coefficient a perfect...

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"...

Introducing square roots into the quadratic equation mix, Sal addresses the ways viewers might solve the problems, both correctly and incorrectly. The video is an integral step in not only Sal's algebra series but also in developing math...

[Free Registration/Login may be required to access all resource tools.] Learn how to use graphs to solve quadratic equations.

[Free Registration/Login may be required to access all resource tools.] Determine the number of solutions to a quadratic equation and find such solutions by graphing.

A quadratic equation is an equation that can be written on the standard form ax^2 + bx + c = 0, where a is not = 0. One way of solving a quadratic equation is by factoring. Another way of solving a quadratic equation is to solve it...

Gain an understanding of how to use factoring to solve a quadratic equation by viewing examples and a video lesson. [2:13]

[Free Registration/Login may be required to access all resource tools.] Use square roots to solve quadratic equations.

[Free Registration/Login may be required to access all resource tools.] Use square roots to solve quadratic equations.