Instructional Video7:36
Curated Video

Graphing Quadratic Equations: Finding the Vertex and Maximum Height

K - 5th
In this video, the teacher explains how to graph a quadratic equation by identifying the vertex and another point on the parabola. They also demonstrate how to use the quadratic formula to find the zeros and the vertex of the equation.
Instructional Video5:44
Curated Video

Comparing Strategies to Solve Quadratic Equations

K - 5th
In this video, the teacher discusses different methods to solve quadratic equations, including factoring, graphing, and using the quadratic formula. The teacher explains the pros and cons of each method and demonstrates how to determine...
Instructional Video6:01
Curated Video

Deriving the Quadratic Formula by Completing the Square

K - 5th
In this video lesson, students will learn how to derive the quadratic formula by completing the square. The teacher explains the process step by step, using variables instead of specific numbers to demonstrate the general form of a...
Instructional Video6:24
Curated Video

Solving Quadratic Equations with Complex Solutions Using the Quadratic Formula

K - 5th
In this video, the teacher explains how to solve quadratic equations with complex solutions using the quadratic formula. They discuss the importance of using the order of operations when squaring a number and demonstrate how to...
Instructional Video9:41
Why U

Algebra 79 - Adding and Subtracting Complex Numbers

12th - Higher Ed
Addition and subtraction of complex numbers can be done arithmetically by adding or subtracting their real parts and separately adding or subtracting their imaginary parts. These operations of complex addition and subtraction can be...
Instructional Video9:29
1
1
Crash Course

Equilibrium Equations

9th - 12th
Why do scholars need to know the quadratic formula? Check out this video that explains one application for the formula and how it makes solving equilibrium equations much easier. The video also covers chemical reactions and RICE...
Instructional Video16:32
1
1
Khan Academy

How to Use the Quadratic Formula, Polynomial and Rational Functions, Algebra II

7th - 11th
It's the video your algebra class has been waiting for - Sal explains the quadratic formula! He describes it as "one of at least the top five most useful formulas in mathematics" and recommends that it be memorized, provided one also...
Instructional Video24:07
2
2
Flipped Math

Quadratic Formula

9th - 12th Standards
The quadratic formula is what works—always. Instruct your classes on the application of the quadratic formula using a thorough video lesson followed by provided practice problems. The lesson connects algebraic solutions to graphical...
Instructional Video20:28
2
2
Flipped Math

The Quadratic Formula

9th - 10th Standards
It just takes one formula to solve them all. By watching a video, pupils learn to solve quadratic equations using the quadratic formula. Some equations require rewriting the equations in standard form before identifying the values of a,...
Instructional Video7:16
Corbett Maths

Deriving the Quadratic Formula

8th - 11th Standards
Formulas don't appear from thin air! Learn how to derive the quadratic formula by completing the square. As the video instructor demonstrates each step of the derivation, the quadratic formula begins to emerge until it is complete in the...
Instructional Video7:28
Corbett Maths

Quadratic Formula

8th - 11th Standards
When all else fails, use the quadratic formula! A video lesson introduces the quadratic formula to scholars and then demonstrates two problems. One problem results in integer solutions, the other in irrational solutions.
Instructional Video4:48
1
1
Calculus Expert

Use the Quadratic Formula to Find Roots of the Function

11th - Higher Ed Standards
Get to the root of the problem with an instructive lesson! Learners find the roots of a function using the quadratic formula. A video shows the process and includes an explanation of the substitution steps. 
Instructional Video
Northeast Arkansas Education Cooperative

Quadratic Formula

9th - 12th Standards
The mechanics of using the quadratic formula are clearly detailed in this example-full presentation, along with how to identify and walk through the algorithm. Step-by-step attack methods are provided with examples of several different...
Instructional Video5:20
Curated OER

How Do You Solve a Quadratic Equation by Using the Quadratic Formula?

8th - 11th
Use an informative video on the quadratic equation to help math learners of all levels. Remember that if there is a solution, there will be two values. In word problems, it might be that only one of the values might answer the question....
Instructional Video7:36
Curated OER

What is the Quadratic Formula?

6th - 12th
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 Video10:20
Curated OER

How was the Quadratic Formula Derived?

6th - 12th
If you or your class members are interested in how the quadratic formula is derived, then take a look at this video! The tutorial takes you through each step necessary to derive the quadratic formula from the general form for a quadratic...
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 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 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.