Alissa Fong

MA, Stanford University
Teaching in the San Francisco Bay Area

Alissa is currently a teacher in the San Francisco Bay Area and Brightstorm users love her clear, concise explanations of tough concepts

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Joint and Combined Variation - Problem 3

Alissa Fong
Alissa Fong

MA, Stanford University
Teaching in the San Francisco Bay Area

Alissa is currently a teacher in the San Francisco Bay Area and Brightstorm users love her clear, concise explanations of tough concepts

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Variables can vary directly, meaning one goes up as the other goes up, indirectly/inversely, where one goes up and the other goes down, or jointly/combined, which might be some combination of variable relationships. All of these relationships are related by a constant, k. First, you'll want to practice setting up the equations for the variation, and from there, you can substitute in variables to solve for k in order to determine a second relationship.

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