Instructional Video0:57
Curated Video

Write & Solve a Real World System | HS.A-CED.A.1

9th - 12th
In this shorts math video we will write & solve a real world system of linear equations. We will define our variables and use the information provided to write two linear equations in two variables. We will understand that the sum of...
Instructional Video5:41
Curated Video

Evaluating the Discriminant

6th - Higher Ed
In this video, we define the discriminant and see how we can use it to determine the number of solutions to a quadratic equation.
Instructional Video5:34
Curated Video

Practice with the Discriminant

6th - Higher Ed
In this video, we practice using the discriminant to determine the number of solutions to a quadratic equation. Please see my second video on the topic for more practice: โ€ข Practice with the Discriminant
Instructional Video2:45
Curated Video

Solving Systems by Substitution

6th - Higher Ed
This is the first of two videos on solving systems of equations using the substitution method. Make sure to watch "Solving Systems by Substitution 2" for help with solving systems when both equations are in standard form!
Instructional Video4:07
Curated Video

Determine the Type of Solution | 8.EE.C.8

9th - 12th
In this math video we will determine the type of solution of a system of a linear equations. We will be provided four answer choices - no solution, one solution, two solutions, or infinitely many solutions. We will review each type of...
Instructional Video8:15
Curated Video

Linear Systems with No Solution

9th - 12th
In this video, the teacher explains how to identify a system of linear equations with no solution. They discuss the concept of parallel lines and demonstrate how to solve each answer choice to determine if it has a solution or not. The...
Instructional Video10:17
Curated Video

Solve and Create Linear Equations with Special Solutions

9th - 12th
In this video, the teacher explains how to solve and create linear equations with different types of solutions. They provide step-by-step instructions and examples for finding solutions, proving infinite solutions, and determining the...
Instructional Video3:14
Brian McLogan

Solve an equation using the quadratic formula

12th - Higher Ed
๐Ÿ‘‰ Learn how to solve quadratic equations using the quadratic formula. A quadratic equation is an equation whose highest power on its variable(s) is 2. The quadratic formula is a formula which can be used to find the roots of (solve) a...
Instructional Video2:55
Brian McLogan

Solving a quadratic by applying the quadratic formula

12th - Higher Ed
๐Ÿ‘‰ Learn how to solve quadratic equations using the quadratic formula. A quadratic equation is an equation whose highest power on its variable(s) is 2. The quadratic formula is a formula which can be used to find the roots of (solve) a...
Instructional Video2:47
Brian McLogan

Solve using the quadratic formula with complex solutions

12th - Higher Ed
๐Ÿ‘‰ Learn how to solve quadratic equations using the quadratic formula. A quadratic equation is an equation whose highest power on its variable(s) is 2. The quadratic formula is a formula which can be used to find the roots of (solve) a...
Instructional Video2:59
Brian McLogan

Solving a quadratic by applying the quadratic formula

12th - Higher Ed
๐Ÿ‘‰ Learn how to solve quadratic equations using the quadratic formula. A quadratic equation is an equation whose highest power on its variable(s) is 2. The quadratic formula is a formula which can be used to find the roots of (solve) a...
Instructional Video3:33
Brian McLogan

Solving a quadratic by applying the quadratic formula

12th - Higher Ed
๐Ÿ‘‰ Learn how to solve quadratic equations using the quadratic formula. A quadratic equation is an equation whose highest power on its variable(s) is 2. The quadratic formula is a formula which can be used to find the roots of (solve) a...
Instructional Video9:50
Brian McLogan

Learn the three possible solutions of a quadratic

12th - Higher Ed
๐Ÿ‘‰Learn how to solve quadratic functions. Quadratic equations are equations whose highest power in the variable(s) is 2. They are of the form y = ax^2 + bx + c. There are various techniques which can be applied in solving quadratic...
Instructional Video3:36
Brian McLogan

Understanding the discriminant as a part of the quadratic formula

12th - Higher Ed
๐Ÿ‘‰ Learn how to solve quadratic equations using the quadratic formula. A quadratic equation is an equation whose highest power on its variable(s) is 2. The quadratic formula is a formula which can be used to find the roots of (solve) a...
Instructional Video2:55
Brian McLogan

Solve a System of Linear Equations Using Elimination

12th - Higher Ed
๐Ÿ‘‰Learn how to solve a system (of equations) by elimination. A system of equations is a set of equations which are collectively satisfied by one solution of the variables. The elimination method of solving a system of equations involves...
Instructional Video4:42
Brian McLogan

Summary for solving a system of equations by substitution

12th - Higher Ed
๐Ÿ‘‰Learn how to solve a system of equations by substitution. To solve a system of equations means to obtain a common values of the variables that makes the each of the equation in the system true. To solve a system of equations by...
Instructional Video4:05
Brian McLogan

Learn to find the zeros of a quadratic using the quadratic formula

12th - Higher Ed
๐Ÿ‘‰ Learn how to solve quadratic equations using the quadratic formula. A quadratic equation is an equation whose highest power on its variable(s) is 2. The quadratic formula is a formula which can be used to find the roots of (solve) a...
Instructional Video2:30
Brian McLogan

Solving a system of equation with infinite solutions using substitution

12th - Higher Ed
๐Ÿ‘‰Learn how to solve a system of equations by substitution. To solve a system of equations means to obtain a common values of the variables that makes the each of the equation in the system true. To solve a system of equations by...
Instructional Video4:30
Brian McLogan

Solve a system of linear equations using substitution

12th - Higher Ed
๐Ÿ‘‰Learn how to solve a system of equations by substitution. To solve a system of equations means to obtain a common values of the variables that makes the each of the equation in the system true. To solve a system of equations by...
Instructional Video5:30
Brian McLogan

How to Math - Solving a system of equations by using substitution

12th - Higher Ed
๐Ÿ‘‰Learn how to solve a system of equations by substitution. To solve a system of equations means to obtain a common values of the variables that makes the each of the equation in the system true. To solve a system of equations by...
Instructional Video3:35
Brian McLogan

Solve the system of equations by using substitution

12th - Higher Ed
๐Ÿ‘‰Learn how to solve a system of equations by substitution. To solve a system of equations means to obtain a common values of the variables that makes the each of the equation in the system true. To solve a system of equations by...
Instructional Video4:43
Brian McLogan

Find the complex roots of an equation using the quadratic formula

12th - Higher Ed
๐Ÿ‘‰ Learn how to solve quadratic equations using the quadratic formula. A quadratic equation is an equation whose highest power on its variable(s) is 2. The quadratic formula is a formula which can be used to find the roots of (solve) a...
Instructional Video3:31
Brian McLogan

Learn to solve a system of equations with no solution by substitution

12th - Higher Ed
๐Ÿ‘‰Learn how to solve a system of equations by substitution. To solve a system of equations means to obtain a common values of the variables that makes the each of the equation in the system true. To solve a system of equations by...
Instructional Video3:44
Brian McLogan

Graphing the system of linear equations with one solution

12th - Higher Ed
๐Ÿ‘‰To solve a system of equations means to obtain a common x-value and a common y-value that makes the each of the equation in the system true. To solve a system of equations by graphing means to obtain the point of intersection (if any)...