Question
Construct a mathematical model given the following.$y$ is jointly proportional to $x$ and $z$, where $y=2$ when $x=1$ and $z=3$.
Step 1
Joint variation is a relationship between three variables, where one variable is directly proportional to the product of the other two variables. This can be represented mathematically as $y = kxz$, where $k$ is the constant of variation. Show more…
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Construct a mathematical model given the following. $$ y \text { is jointly proportional to } x \text { and } z \text { , where } y=36 \text { when } x=3 \text { and } z=4 \text { . } $$
Review Exercises and Sample Exam
Construct a mathematical model given the following. $y$ varies jointly as $x$ and $z,$ where $y=2 / 3$ when $x=1 / 2$ and $z=12$.
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