OpenStax, Algebra and Trigonometry 2e §5.8 Modeling Using Variation · Exercise 44 · Algebra · Polynomials

Modeling Using Variation · Exercise 44

Use the given information to find the unknown value.

$y$ varies jointly as $x$ and $z$ and inversely as $w .$ When $x = 5,$ $z = 2,$ and $w = 20,$ then $y = 4.$ Find $y$ when $x = 3$ and $z = 8,$ and $w = 48.$

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OpenStax, Algebra and Trigonometry 2e · §5.8 Modeling Using Variation · Exercise 44

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