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Y varies inversely with x. When x is 5, y is 4. What is the constant of inverse variation, k?
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Y varies inversely with x. When x is 5, y is 4. What is the constant of inverse variation, k?

User Crodjer
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1 Answer

7 votes
K = XY
K = 5*4
K = 20

When y inversely varies with x, the equaiton is k = xy. Plug in your constants of 5 for x and 4 for y, and you get your constant of variation as 20.
User Mitja Rogl
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