Instructional Video0:04
Curated OER

How Can You Tell When a Quadratic Equations Has No Real Solutions by Using the Quadratic Formula?

8th - 11th
Use the quadratic formula to solve a quadratic equation. Set the quadratic equation equal to zero. Identify the coefficient values and plug them in to the quadratic formula. Solve the equation. What? No solution. Really? Watch this video...
Instructional Video2:39
Curated OER

How Do You Find The Discriminant of a Quadratic Equation With 2 Solutions?

8th - 11th
A quadratic equation can have two solutions, one solution, or no solutions. The discriminant is part of the quadratic formula and can be used to find out how many answers a quadratic equation has. Watch this video and learn all about the...
Instructional Video2:46
Curated OER

How Do You Find The Discriminant of a Quadratic Equation With 1 Solution?

8th - 11th
The discriminant is part of the quadratic formula. A quadratic equation can have two solutions, one solution, or no solutions. The discriminant can be used to determine how many answers a quadratic equation has. Want to know how to use...
Instructional Video3:02
Curated OER

How Do You Find The Discriminant of a Quadratic Equation With No Solutions?

8th - 11th
How can you determine if a quadratic equation has no solutions before the problems is solved? Use the discriminant! What's the discriminant? It's part of the quadratic formula. Watch the instructor go through the necessary steps to use...
Instructional Video5:31
Curated OER

How Do You Use The Discriminant to Determine the Number of Solutions of a Quadratic Equation?

8th - 11th
What is the discriminant? The what? The discriminant? It has something to do with quadratic equations. It's used to determine how many answers a quadratic equation has, but what is it? It's an equation that is actually a part of the...
Instructional Video3:05
Curated OER

What is the Discriminant?

8th - 11th
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...
Instructional Video5:13
Curated OER

How Do You Solve a Quadratic Equation by Completing the Square?

8th - 11th
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,...
Instructional Video0:07
Curated OER

What is the Quadratic Formula?

8th - 11th
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...
Instructional Video6:11
Curated OER

What is a Quadratic Equation?

8th - 11th
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...
Instructional Video7:31
Curated OER

Graphing Quadratic Functions - Algebra Help

9th - 12th
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...
Instructional Video3:39
Curated OER

The Quadratic Formula - Algebra Help

9th - 12th
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.
Instructional Video3:42
Curated OER

What is the Discriminant?

6th - 12th
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...
Instructional Video3:48
Curated OER

What is the Standard Form of a Quadratic?

6th - 12th
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...
Instructional Video1:36
Curated OER

How Can You Tell If You Have a Linear Equation?

6th - 12th
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...
Instructional Video
Massachusetts Institute of Technology

Mit: Blossoms: The Quadratic Equation: It's Hip to Be Squared

9th - 10th
An interactive video lesson where students learn to manipulate quadratic equations.
Instructional Video
Sophia Learning

Sophia: Factoring Quadratic Equations When a Not Equal to 1: Lesson 2

9th - 10th
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."
Instructional Video
Khan Academy

Khan Academy: Algebra Ii: Recognizing a Perfect Square Quadratic

9th - 10th Standards
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]
Instructional Video
Khan Academy

Khan Academy: Algebra: Factoring Special Products

9th - 10th
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....
Instructional Video
Khan Academy

Khan Academy: Algebra: Solving a Quadratic by Factoring

9th - 10th Standards
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]
Instructional Video
Khan Academy

Khan Academy: Algebra: Quadratic Equations in Standard Form

9th - 10th Standards
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]
Instructional Video
Khan Academy

Khan Academy: Algebra: Solving Quadratic Equations by Square Roots

9th - 10th Standards
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]
Instructional Video
Khan Academy

Khan Academy: Algebra I: Simple Quadratic Equation

9th - 10th
Demonstrates how to solve a quadratic equation with no bx term by using the square root property. [2:18]
Instructional Video
Virtual Nerd

Virtual Nerd: Solving Quadratic Equations by Inspection, Taking Square Roots

9th - 10th Standards
Pick from a variety of tutorials to teach how to solve quadratic equations using various methods.
Instructional Video
Sophia Learning

Sophia: Factoring Quadratic Equations When a Not Equal to 1: Lesson 1

9th - 10th
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."