Khan Academy
Recognizing Direct and Inverse Variation
Sometimes, it is not always obvious which equations are direct variations and which are inverse variations. In this video, five different equations are considered. Each is manipulated and rewritten to determine whether there is a direct...
Khan Academy
Direct and Inverse Variation, Rational Expressions, Algebra II
In this overview video of direct and inverse variation, Sal shows the general form of each equation and its differences. The listener gains an intuitive understanding of the differences by highlighting how the x and y values vary with...
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
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
What is the Product Rule for Inverse Variation?
The instructor explains the product rule of inverse variation using the transitive property of equality.
Curated OER
What is the Product Rule for Inverse Variation?
The instructor explains the product rule of inverse variation using the transitive property of equality.