Evaluating Functions

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What is a function?

Back

A function is a relation that assigns exactly one output for each input from a set of inputs.

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What are the inputs of a function called?

Back

Inputs are called the domain of the function.

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What are the outputs of a function called?

Back

Outputs are called the range of the function.

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How do you evaluate a function?

Back

To evaluate a function, substitute the input value into the function's equation.

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11

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0

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10

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3

Front

What is the range of a function?

Back

The range is the set of all possible output values of a function.

Front

What does it mean for a function to be undefined?

Back

A function is undefined when the input value does not produce a valid output, such as division by zero.