Evaluating Functions

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What is a function?

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A function is a relation between a set of inputs and a set of possible outputs where each input is related to exactly one output.

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What does it mean to evaluate a function?

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Evaluating a function means substituting a specific value for the variable in the function's expression to find the corresponding output.

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It means that the height of the plant after 5 weeks is 18 inches.

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What is the domain of a function?

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The domain of a function is the set of all possible input values (x-values) for which the function is defined.

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What is the range of a function?

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The range of a function is the set of all possible output values (y-values) that the function can produce.

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What is a linear function?

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