Instructional Video3:03
Brian McLogan

ACT SAT PREP Learn how to determine the final weight given a ratio of weights

12th - Higher Ed
ACT SAT PREP Learn how to determine the final weight given a ratio of weights
Instructional Video1:51
Brian McLogan

ACT SAT Prep Learn how to use proportions to determine the number of pears to use in a salad

12th - Higher Ed
ACT SAT Prep Learn how to use proportions to determine the number of pears to use in a salad
Instructional Video4:51
Flipping Physics

Kepler's Second Law Derivation

12th - Higher Ed
Keplerโ€™s second law is derived and demonstrated. This is an AP Physics C: Mechanics topic. Content Times: 0:00 Keplerโ€™s Second Law 0:18 Angular Momentum Conservation 1:27 Planet Angular Momentum 2:21 Keplerโ€™s Second Law Derivation 3:58...
Instructional Video1:32
Brian McLogan

Algebra 2 - Using direct variation and proportions to find your missing value

12th - Higher Ed
In this video I will show you how to use direct variation to help determine the missing variable, as well as how to determine if an equation is an example of direct variation or not. For an equation to be an example of direct variation...
Instructional Video9:21
Math Fortress

Calculus III: The Cross Product (Level 1 of 9)

12th - Higher Ed
This video introduces the third way of multiplying vectors called the cross product also known as the vector product and sometimes refereed to as the area product. This video will cover the geometric definition of the cross product.
Instructional Video12:33
Math Fortress

Calculus III: The Cross Product (Level 2 of 9)

12th - Higher Ed
This video introduces the third way of multiplying vectors called the cross product also known as the vector product and sometimes refereed to as the area product. This video will cover the component definition of the cross product. A...
Instructional Video5:02
Brian McLogan

Applying cross multiplication to solve a proportion

12th - Higher Ed
๐Ÿ‘‰ Learn how to solve proportions. Two ratios are said to be proportional when the two ratios are equal. Thus, proportion problems are problems involving the equality of two ratios. When given a proportion problem with an unknown, we...
Instructional Video1:08
Brian McLogan

How to solve a proportion using the cross product

12th - Higher Ed
๐Ÿ‘‰ Learn how to solve proportions. Two ratios are said to be proportional when the two ratios are equal. Thus, proportion problems are problems involving the equality of two ratios. When given a proportion problem with an unknown, we...
Instructional Video1:24
Brian McLogan

Learn to solve a proportion in two different ways ex 9, 5/2n = 3

12th - Higher Ed
๐Ÿ‘‰ Learn how to solve proportions. Two ratios are said to be proportional when the two ratios are equal. Thus, proportion problems are problems involving the equality of two ratios. When given a proportion problem with an unknown, we...
Instructional Video6:47
Virtually Passed

cross product and dot product summary

Higher Ed
This is not a proof video, this video just describes the easiest way to solve for dot products and cross products.
Instructional Video3:14
Brian McLogan

What do I need to know to solve rational equations

12th - Higher Ed
๐Ÿ‘‰ Learn about solving rational equations. A rational expression is an expression in the form of a fraction where the numerator and/or the denominator are/is an algebraic expression. There are many ways to solve rational equations, one of...
Instructional Video9:27
Math Fortress

Calculus III: The Cross Product (Level 8 of 9)

12th - Higher Ed
This video goes over a second application of the cross product and covers the basic concepts of torque which is also known as moment.
Instructional Video2:23
Brian McLogan

Applying direct variation to a proportion so solve for the missing variable

12th - Higher Ed
๐Ÿ‘‰ Learn how to solve proportions. Two ratios are said to be proportional when the two ratios are equal. Thus, proportion problems are problems involving the equality of two ratios. When given a proportion problem with an unknown, we...
Instructional Video1:11
Brian McLogan

Solving a proportion using the cross product ex 7, 8/5 = (4/3x)

12th - Higher Ed
๐Ÿ‘‰ Learn how to solve proportions. Two ratios are said to be proportional when the two ratios are equal. Thus, proportion problems are problems involving the equality of two ratios. When given a proportion problem with an unknown, we...
Instructional Video2:09
Brian McLogan

Learn to solve a proportion with cross multiplication

12th - Higher Ed
๐Ÿ‘‰ Learn how to solve proportions. Two ratios are said to be proportional when the two ratios are equal. Thus, proportion problems are problems involving the equality of two ratios. When given a proportion problem with an unknown, we...
Instructional Video5:34
Curated Video

Vector Multiplication: Dot and Cross Products Explained

9th - Higher Ed
This video discusses vector multiplication and the different ways that vectors can be multiplied. The video covers three different methods of vector multiplication: scalar multiplication, dot product, and cross product. The video also...
Instructional Video2:37
Brian McLogan

Learn how to find 8% of 40

12th - Higher Ed
๐Ÿ‘‰ Learn how to solve problems using percents. When solving problems with percents we will either convert the percents to decimal form or use proportions to solve. We will look to solve for the percent of change, the original price,...
Instructional Video1:17
Brian McLogan

How to solve a simple proportion

12th - Higher Ed
๐Ÿ‘‰ Learn how to solve proportions. Two ratios are said to be proportional when the two ratios are equal. Thus, proportion problems are problems involving the equality of two ratios. When given a proportion problem with an unknown, we...
Instructional Video5:00
Curated Video

Finding the Original Amount and Amount of Change Using Proportions and Equations

K - 5th
In this video, the teacher explains how to find the original amount and the amount of change given the percent of change in the final amount. Using proportions and equations, the teacher demonstrates how to calculate the price of an item...
Instructional Video3:21
Brian McLogan

ACT SAT Prep How to determine the the missing value by setting up two proportions

12th - Higher Ed
ACT SAT Prep How to determine the the missing value by setting up two proportions
Instructional Video3:00
Brian McLogan

How to use proportions and direct variation to solve for x

12th - Higher Ed
๐Ÿ‘‰ Learn how to solve proportions. Two ratios are said to be proportional when the two ratios are equal. Thus, proportion problems are problems involving the equality of two ratios. When given a proportion problem with an unknown, we...
Instructional Video25:53
Flipping Physics

Biot-Savart and Ampere's Laws - Review for AP Physics C: Electricity and Magnetism

12th - Higher Ed
AP Physics C: Electricity and Magnetism review of magnetic fields including: the basics of magnetic dipoles, ferromagnetic and paramagnetic materials, the Earthโ€™s B field, magnetic permeability, the magnetic force on a moving charge, the...
Instructional Video6:14
Professor Dave Explains

The Vector Cross Product

12th - Higher Ed
Defining the vector cross product.
Instructional Video2:20
Brian McLogan

Solving a proportion with a binomial

12th - Higher Ed
๐Ÿ‘‰ Learn how to solve proportions. Two ratios are said to be proportional when the two ratios are equal. Thus, proportion problems are problems involving the equality of two ratios. When given a proportion problem with an unknown, we...