Key Features of Functions

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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 for a function to be continuous?

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A function is continuous if there are no breaks, jumps, or holes in its graph.

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What is a function?

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A function is a relation that assigns exactly one output value for each input value.

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What is an interval notation?

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Interval notation is a way of writing subsets of the real number line using brackets and parentheses to indicate whether endpoints are included or excluded.

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