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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To evaluate a function means to calculate the output value of the function for a given input.

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

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How do you find the value of a function at a specific point?

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Substitute the specific point into the function's equation and simplify.

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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 does it mean if a function is linear?

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What is a quadratic function?

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