Function Notation

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What is function notation?

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Function notation is a way to represent a function using symbols. It typically uses the format f(x), where 'f' is the name of the function and 'x' is the input variable.

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How do you evaluate a function at a specific point?

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To evaluate a function at a specific point, substitute the value of the variable into the function's equation and simplify.

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What does it mean for a function to be undefined?

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A function is undefined when the input value does not produce a valid output, often due to division by zero or taking the square root of a negative number.

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What is the output of a function when the input is zero?

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What is the significance of 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.