Determining Whether a Direct or Inverse Variation Exists

Exploring Direct Variation

A direct variation models a proportional relationship between two measures. When y varies directly as x, y is a constant multiple of x. In this interactivity, you will learn how to determine if a relation is a direct variation. Click the player button to begin.

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Exploring Inverse Variation

An inverse variation models an inversely proportional relationship between two measures. As one measure increases, the other measure decreases in proportion, so that the products of the corresponding measures are equal. In this interactivity, you will learn how to determine if a relation is an inverse variation. Click the player button to begin.

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Determining Whether a Direct or Inverse Variation Exists Review

Now that you have learned how to determine whether a direct or inverse variation exists, it is time to test your knowledge. This interactivity will help you review the information covered throughout this topic. Click the player button to get started.

 

 

Did you answer the content review questions incorrectly? Do you want more instruction or extra practice? If so, view the videos Determining if a Direct Variation Exists and Determining if an Inverse Variation Exists from eMediaVASM.