Instructional Video2:28
Brian McLogan

Factoring every numerator and denominator when multiplying rational expressions

12th - Higher Ed
Learn how to multiply rational expressions. A rational expression is an expression in the form of a fraction where the numerator and/or the denominator are/is an algebraic expression. To multiply two rational expressions, we use the...
Instructional Video1:28
Brian McLogan

Evaluating a limit at infinity horizontal asymptote

12th - Higher Ed
👉 We will explore how to evaluate the limit at infinity. When evaluating the limit at infinity or negative infinity we are interested to know where is the graph going right and left. This is also commonly explored as end behavior of the...
Instructional Video3:17
Brian McLogan

Simplify monomials using law of exponents

12th - Higher Ed
👉 Learn how to simplify expressions using the power rule of exponents. When several terms of an expression is raised to an exponent outside the parenthesis, the exponent is distributed over the individual terms in the expression and the...
Instructional Video5:00
Curated Video

Understanding Rational Numbers

K - 5th
In this video, the teacher explains the concept of rational numbers. They define rational numbers as numbers that can be expressed as fractions, where both the numerator and denominator are integers. The teacher also discusses how...
Instructional Video4:57
Curated Video

Estimating Square Roots by Comparing to Perfect Squares

K - 5th
In this video, students learn how to estimate the value of square roots by comparing them to perfect squares. The teacher explains the concept of irrational numbers and demonstrates the process of finding two perfect squares on either...
Instructional Video21:00
Zach Star

The History of Mathematics and Its Applications

12th - Higher Ed
The History of Mathematics and Its Applications
Instructional Video1:22
Tarver Academy

Identity Property of Equality

12th - Higher Ed
In This Episode, Tyler Teaches Us About Identity Property of Equality
Instructional Video4:55
Curated Video

Understanding Rational and Irrational Numbers

K - 5th
In this video lesson, the teacher explains the difference between rational and irrational numbers. The teacher provides examples and guides the viewer in determining whether a given number is rational or irrational.
Instructional Video5:09
Curated Video

Understanding Rational and Irrational Numbers

K - 5th
In this video, the teacher explains the difference between rational and irrational numbers by looking for repeating decimals. They discuss various types of numbers, including whole numbers, integers, terminating decimals, and fractions.
Instructional Video4:38
Curated Video

Rationalizing Denominators

K - 5th
This video explains how to rationalize the denominator of a fraction by multiplying it by 1. It covers rationalizing denominators with square roots and cube roots, as well as dealing with irrational numbers and variables.
Instructional Video2:57
Curated OER

What's a Real Number?

6th - 10th
A real number is any number that you can find on a number line. This includes rational and irrational numbers, which means positive numbers, negative numbers, decimal numbers, square root numbers and even pi.
Instructional Video6:04
Curated OER

How Do Different Categories of Numbers Compare To Each Other?

5th - 10th
The teacher defines and writes a list of the different categories of numbers. But sometimes it's hard to keep all that organized. So she draws a diagram and explains further how the categories of numbers compare or relate to each other....
Instructional Video
Massachusetts Institute of Technology

Mit: Blossoms: Rational Versus Irrational Numbers

9th - 10th Standards
The scope of this video lesson consists in studying the sets of Rational and Irrational numbers. The main objectives for the students are: 1) Learning how to distinguish between a rational number and an irrational number; 2) Learning...
Instructional Video
Sophia Learning

Sophia: Finding the Horizontal Asymptote of a Rational Equation: Lesson 5

9th - 10th
This lesson shows how to find the horizontal asymptote for a rational equation. It is 5 of 7 in the series titled "Finding the Horizontal Asymptote of a Rational Equation."
Instructional Video
Sophia Learning

Sophia: Religion as Myth: Lesson 4

9th - 10th
This lesson discusses both the myths that can be found at the base of many religions, as well as the view that contemporary religious practice is in fact just a vestige of older, non-rational modes of thought. It is 4 of 4 in the series...
Instructional Video
Virtual Nerd

Virtual Nerd: What's a Real Number?

9th - 10th Standards
Real numbers are numbers that can be found on the number line and can be either a rational or irrational number. This tutorial explains real numbers and gives some examples. [2:57]
Instructional Video
Sophia Learning

Sophia: Finding a Hole in the Graph: Lesson 2

9th - 10th
This lesson demonstrates how to find the hole in a given rational equation. It is 2 of 7 in the series titled "Finding a Hole in the Graph."
Instructional Video
Sophia Learning

Sophia: Finding a Hole in the Graph: Lesson 6

9th - 10th
This lesson demonstrates how to find the hole in a given rational equation. It is 6 of 7 in the series titled "Finding a Hole in the Graph."
Instructional Video
Sophia Learning

Sophia: Finding a Hole in the Graph: Lesson 1

9th - 10th
This lesson demonstrates how to find the hole in a given rational equation. It is 1 of 7 in the series titled "Finding a Hole in the Graph."
Instructional Video
Sophia Learning

Sophia: Finding the Horizontal Asymptote of a Rational Equation: Lesson 4

9th - 10th
This lesson shows how to find the horizontal asymptote for a rational equation. It is 4 of 7 in the series titled "Finding the Horizontal Asymptote of a Rational Equation."
Instructional Video
Sophia Learning

Sophia: Finding the Horizontal Asymptote of a Rational Equation: Lesson 7

9th - 10th
This lesson shows how to find the horizontal asymptote for a rational equation. It is 7 of 7 in the series titled "Finding the Horizontal Asymptote of a Rational Equation."
Instructional Video
Sophia Learning

Sophia: Finding the Slant Asymptote of a Rational Equation: Lesson 3

9th - 10th Standards
The process of determining the equation for a slant asymptote of a rational equation is shown in this lesson. It is 3 of 7 in the series titled "Finding the Slant Asymptote of a Rational Equation."
Instructional Video
Sophia Learning

Sophia: Finding the Slant Asymptote of a Rational Equation: Lesson 5

9th - 10th Standards
The process of determining the equation for a slant asymptote of a rational equation is shown in this lesson. It is 5 of 7 in the series titled "Finding the Slant Asymptote of a Rational Equation."
Instructional Video
Sophia Learning

Sophia: Finding the Slant Asymptote of a Rational Equation: Lesson 6

9th - 10th Standards
The process of determining the equation for a slant asymptote of a rational equation is shown in this lesson. It is 6 of 7 in the series titled "Finding the Slant Asymptote of a Rational Equation."