Curated OER
What's the Division Property of Inequality?
This video shows a quick definition and some examples of how to apply the division property of inequality. It's just like working with linear equations in that what you do on one side of the equation needs to be done on the other side of...
Curated OER
What's the Standard Form of a Polynomial?
The teacher explains how to write a polynomial in standard form in one variable. She first explains standard form and then shows several examples. A couple of expressions were not in standard form and I would have liked to see her...
3Blue1Brown
Vectors, What Even Are They? | Essence of Linear Algebra, Chapter 1
Take a look at vectors as geometric objects and then as an algebraic concept. The second video in a series of 15 introduces the vector using three perspectives: the physics, computer science, and mathematical. The resource shows the...
Curated OER
How Do You Find the Mode of a Data Set Where All The Numbers are Different?
You already know that the mode of a data set is the number that occurs most often in the set. But what if all of the numbers in the set occur the same number of times? I could tell you the answer, but I think you should watch the video.
Curated OER
How Do You Find a Missing Angle in a Triangle?
The interior angles of any and ALL triangles adds up to 180 degrees. So if given two of the angle degrees, is it possible to find the value of the third angle? Yes! Use the triangle sum theorem to solve for the missing angle. Watch this...
Curated OER
How Do You Factor a Polynomial Using Difference of Squares?
Do you have a perfect square binomial? Don't know, not sure, what is a perfect square binomial? The instructor takes you through many steps to see if this given binomial is a perfect square. It is, and she shows you how to factor it.
Curated OER
How Do You Solve a Word Problem Using a Two-Step Equation with Decimals?
A word problem with just one variable. Definitely doable! Identify all the components in this word problem then write an equation. Now solve it using the properties of equality.
Curated OER
What is the Distributive Property?
An informative video on the distributive property, this resource could be used to help promote understanding of the concept. The instructor defines the distributive property and demonstrates how it works with variables. Show this video...
Curated OER
How Do You Solve an AND Compound Inequality by Rewriting as Two Inequalities?
What is a compound inequality? Most inequalities have two parts, one on each side of the inequality symbol. In this compound inequality there are two inequality symbols and three terms. Watch this video and learn how to solve this...
Curated OER
How Do You Solve a Two-Step Equation with Fractions by Multiplying Away the Fraction?
The instructor shows how to first multiply an equation to get rid of the fraction. This is one method to solving a multi-step equation. After getting rid of the fraction, he shows how to use the addition property of equality to further...
Curated OER
How Do You Solve for a Variable in a Fraction Using Multiplication First?
A multi-step equation with a fraction. Oh my! Just get rid of that fraction first and the rest will fall in to place. Follow the instructor as she takes you through the many steps to solving this equation.
Curated OER
How Do You Solve an Inequality by Dividing by a Negative Number?
With an enthusiastic instructor who writes clear steps on a whiteboard, this video demonstrates how to solve an inequality by dividing by a negative number. What makes this video stronger is the second part of the video, in which the...
Curated OER
How Do You Solve a Multi-Step Equation with Fractions by Multiplying Away the Fraction?
The instructor shows how to first multiply an equation to get rid of the fraction. This is one method to solving a multi-step equation. After getting rid of the fraction, he shows how to use the addition property of equality to further...
Curated OER
How Do You Solve a Word Problem with Exponential Growth?
Does this word problem describe exponential growth? Is something increasing? Is it increasing at a constant rate? How much is it increasing? Use the function formula for exponential growth to figure out this problem.
Curated OER
How Do You Solve an Equation Using Addition?
The teacher demonstrates how to use the addition property of equality, applying it to both sides of the equation to find the solution.
Curated OER
How Do You Solve an Equation Using Subtraction?
The teacher demonstrates how to use the subtraction property of equality, applying it to both sides of the equation to find the solution.
Curated OER
How Do You Solve a Two-Step Equation?
The instructor goes through the steps of how to solve for the value of a variable in a two-step equation.
Curated OER
How Do You Add Complex Numbers by Graphing in the Complex Plane?
Graphs usually add an extra dimension to ones understanding of mathematical concepts and graphing complex numbers is no exception. This video shows to graph complex numbers on the complex plane and what the results of adding complex...
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