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Direct and Inverse Variation

Direct and Inverse Variation

Author: Daniel Nelson

Explain direct and inverse variation

Gives you a look into the ideas of direct and inverse variation with some visual examples

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Terms to know

Direct variation: 2 variables related directly with a constant of proportionality (i.e. y/x=k or y=2k)

Inverse variation: 2 variables related inversely with a constant of proportionality (i.e. yx=k or y=k/x)

Constant of proportionality: a fixed number representing the ratio between y and x

Direct variation

A little visual help with direct variation

More Direct Variation


Inverse Variation

More visual help, this time on inverse variation

Inverse Variation