Brian McLogan
How to determine if a table represents direct variation
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...
Mathispower4u
Hooke's Law - Direction Variation Application
Get a direct stretch from a spring. The presentation shows how Hooke's law uses direct variation. Scholars see how to calculate the spring constant for a spring given a stretch distance and a force. Individuals then use the spring...
Mathispower4u
Direct Variation Equation (Example)
Directly, find a missing value. The video demonstrates how to find the fourth value in a direct variation relationship knowing three others. Scholars learn to find the constant of variation and use it to find a missing value.
Mathispower4u
Direct Variation Applications
What would I weigh there? A video uses the relationship of the weight of an astronaut on Earth and the moon to create a direction variation equation. Using the created equation, pupils find the weight of any astronaut on the moon.
Curated OER
How Do You Solve a Word Problem Using Inverse Variation?
Don't panic! There is a pretty simple straightforward formula to solve this problem. Some of the words are a bit overwhelming: indirect variation, inverse, constant of variation, indirect proportionality. But one simple formula and just...
Curated OER
What's the Inverse Variation or Indirect Proportionality Formula?
Indirect variation, indirect proportionality, inverse proportionality, constant of variation, inverse of variation. What's all this mean? How are they related? What are these terms used for? A simple explanation: if one variable...
Curated OER
How Do You Use the Formula for Inverse Variation?
Inverse, reverse, indirect, what? Indirect variation, indirect proportion, constant of variation, inverse proportion, inverse variation, oh my!! Just watch the video and the instructor will explain these things rather straightforward.
Curated OER
How Do You Write an Equation for Direct Variation from a Table?
y=kx. This is the direct variation equation. You have been given a table of values. So look at the table and figure out how to use this equation to write an equation that represents what is happening in the table. Does the equation...
Curated OER
What's the Direct Variation or Direct Proportionality Formula?
Direct variation? Constant of variation? Constant of proportionality? Two variables related? If one variable changes what happens to the other variable? What do all these terms have to do with each other? Watch this video as the...
Curated OER
What's the Constant of Variation?
Direct variation? Inverse variation? Constant of variation? Constant of proportionality? Two variables related? What do all these terms have to do with each other? Watch this video as the instructor illustrates and explains what all...
Curated OER
How Do You Solve a Word Problem Using the Direct Variation Formula?
Have your class figure out how much "Teddy" weighs on the moon and how to translate words into algebra! This video shows pupils how to take a word problem, and then solve it using the direct variation formula and given information. Great...
Curated OER
How Do You Solve a Word Problem Using the Direct Variation Formula?
Have your class figure out how much "Teddy" weighs on the moon and how to translate words into algebra! This video shows pupils how to take a word problem, and then solve it using the direct variation formula and given information. Great...
Khan Academy
Khan Academy: Algebra: Direct Variation Application
This video demonstrates how to solve a word problem involving a direct variation. It shows how to set up a linear equation for a directly proportional relationship and solve for the constant of proportionality. [2:02]
Virtual Nerd
Virtual Nerd: What's the Constant of Variation?
Take a look at this tutorial to learn about the constant of variation, the relationship between two variables does not change. [3:21]
Virtual Nerd
Virtual Nerd: Finding Constant of Variation From a Direct Variation Equation
The constant of variation is the number that relates two variables that are directly proportional or inversely proportional to one another. Watch this tutorial to see how to find the constant of variation for a direct variation equation....
Sophia Learning
Sophia: Direct Variation Equations
This video tutorial demonstrates how to write, solve, and graph direct variation equations. The lesson provides detailed examples including word problems.
Sophia Learning
Sophia: Direct Variation in the Real World
Direct variation is explored in this video lesson. The tutorial provides three detailed examples of real-world direct variation. Students can check their understanding with a short quiz. [13:54]
Sophia Learning
Sophia: Introducing Direct Variation
Direct variation is introduced in this video lesson. Students can test their understanding of the concept with a short quiz. [6:58]
Virtual Nerd
Virtual Nerd: How Do You Use the Formula for Direct Variation?
In this tutorial, discover how to use the formula for direct variation to find the constant of variation and then solve for your answer. [2 :12]
Virtual Nerd
Virtual Nerd: Solve a Word Problem Using the Direct Variation Formula
Take a look at this word problem involving an object's weight on Earth compared to its weight on the Moon and see how the formula for direct variation plays an important role in finding the solution. [3:05]
Virtual Nerd
Virtual Nerd: What's the Direct Variation or Direct Proportionality Formula?
Discover how to express direct proportionality using equations by watching this tutorial. [2:42]
Virtual Nerd
Virtual Nerd: Find the Constant of Variation From a Direct Variation Equation
Watch this tutorial to see how to find the constant of variation for a direct variation equation. [1:48]
Khan Academy
Khan Academy: Direct and Inverse Variation: Direct Variation Application
This video demonstrates how to solve a word problem involving a direct variation. It shows how to set up a linear equation for a directly proportional relationship and solve for the constant of proportionality.
Virtual Nerd
Virtual Nerd: How Do You Write an Equation for Direct Variation From a Table?
Watch this tutorial to discover how to take a table of values and describe the relation using a direct variation equation. [2:46]