Curated OER
How Do You Solve a Quadratic Equation by Completing the Square?
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,...
Curated OER
What is the Quadratic Formula?
What do you do when you are trying to solve a quadratic equation and factoring and graphing aren't working out for you? Use the quadratic formula! Watch this video to find out exactly how to find your solutions with the quadratic...
Curated OER
What is a Quadratic Equation?
What's a quadratic equation? How many ways can a quadratic equation be solved? Does a quadratic equation have to have a term in it that is squared? What about a cubed term? What does the graph of a quadratic equation look like? There are...
Curated OER
Graphing Quadratic Functions - Algebra Help
This clip covers a lot of ground and is perfect for those needing a little extra help remembering how to graph a quadratic function. It begins with a multi-step problem which requires the learner to graph a quadratic function, set up a...
Curated OER
The Quadratic Formula - Algebra Help
I can never remember a formula. If you're like me, watch this video clip for a quick refresher on the quadratic formula. This could be a definite help at homework time, for homeschoolers, or prior to an exam.
Curated OER
What is the Discriminant?
Introduce learners to the discriminant. The discriminant, used to find the number of real solutions to a quadratic equation, is part of the quadratic formula. The video shows where in the formula you can find it, and provides an example...
Curated OER
What is the Standard Form of a Quadratic?
The teacher illustrates how to write a quadratic polynomial in standard form. There are a few rules to follow: all like terms must be combined, it must be written in order left to right as the degrees drop, and the coefficient of the...
Curated OER
How Can You Tell If You Have a Linear Equation?
Is it a linear equation? Does it fit into the standard form of a linear equation? This example does not fit into the standard form and is not a linear equation. The end. I would have preferred then to have the instructor also show an...
Massachusetts Institute of Technology
Mit: Blossoms: The Quadratic Equation: It's Hip to Be Squared
An interactive video lesson where students learn to manipulate quadratic equations.
Sophia Learning
Sophia: Factoring Quadratic Equations When a Not Equal to 1: Lesson 2
This lesson will review how to factor and solve a quadratic equation when a not equal to 1. It is 2 of 5 in the series titled "Factoring Quadratic Equations when a not equal to 1."
Khan Academy
Khan Academy: Algebra Ii: Recognizing a Perfect Square Quadratic
Demonstrates how to solve a quadratic equation by factoring where the first step is to set the equation equal to zero. The quadratic polynomial in the example is a perfect square trinomial. [3:19]
Khan Academy
Khan Academy: Algebra: Factoring Special Products
Demonstrates how to solve quadratic equations by factoring. Four equations are solved some involving special products including perfect square trinomials and difference of squares. This video also appears in the Algebra: ck12.org strand....
Khan Academy
Khan Academy: Algebra: Solving a Quadratic by Factoring
Video demonstrates how to solve quadratic equations by factoring. Three example problems are solved and the connection is shown between the solution and graph of an equation. [9:12]
Khan Academy
Khan Academy: Algebra: Quadratic Equations in Standard Form
Identifies the standard form of a quadratic equation and models how to put a given quadratic equation into standard form, ax^2 + bx + c = 0, and identify the values of a, b, and c. [2:21]
Khan Academy
Khan Academy: Algebra: Solving Quadratic Equations by Square Roots
Video shows how to solve a quadratics in a certain form by isolating the squared term and taking the square root of both sides. Examples help lead into solving quadratics by completing the square. [11:03]
Khan Academy
Khan Academy: Algebra I: Simple Quadratic Equation
Demonstrates how to solve a quadratic equation with no bx term by using the square root property. [2:18]
Virtual Nerd
Virtual Nerd: Solving Quadratic Equations by Inspection, Taking Square Roots
Pick from a variety of tutorials to teach how to solve quadratic equations using various methods.
Sophia Learning
Sophia: Factoring Quadratic Equations When a Not Equal to 1: Lesson 1
This lesson will review how to factor and solve a quadratic equation when a not equal to 1. It is 1 of 5 in the series titled "Factoring Quadratic Equations when a not equal to 1."
Sophia Learning
Sophia: Solve Quadratic Equations by Graphing on a Calculator: Lesson 1
This lesson will demonstrate how to graph a quadratic equation and locate the roots on a graphing calculator. It is 1 of 4 in the series titled "Solve Quadratic Equations by Graphing on a Calculator."
Virtual Nerd
Virtual Nerd: How Do You Make a Table for a Quadratic Function?
When you're trying to graph a quadratic equation, making a table of values can be really helpful. Take a look at this tutorial to see how it's done. [6:19]
Virtual Nerd
Virtual Nerd: How Do You Solve a Quadratic Equation by Factoring?
This video explains how to use the zero product property to factor and solve a quadratic equation. [5:36]
Sophia Learning
Sophia: Solving Quadratic Equations Using Zero Property of Multiplication
Demonstrates how to use the zero product property to solve quadratic equations. [9:50]
Virtual Nerd
Virtual Nerd: Convert a Quadratic Equation From Vertex Form to Standard Form
If you want to solve a quadratic equation that's in vertex form, it's easier to first convert the equation to standard form. This tutorial will show you how. [4:15]