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Illustration Example of a Function Rule

Example of a Function Rule
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Each element \(x\) from the domain \(\mathbb{X} = \{ 1, 5, 3, 6 \}\) is assigned an element \(y\) from the codomain \(\mathbb{Y} = \{ 4, 3, 2, 10, 42 \}\) as an example. This results in the following function rule:\[ f(1) = 10 \] \[ f(5) = 10 \] \[ f(3) = 42 \] \[ f(6) = 2 \]