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 letters to denote the function (e.g., f, g, h) and an input variable (e.g., x) to express the output of the function.

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How do you evaluate a function at a specific value?

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To evaluate a function at a specific value, substitute the value into the function's equation and simplify to find the output.

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What does it mean for a function to be linear?

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The slope of the function is 3.

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The y-intercept is 4, which is the value of f(0).

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How do you find the x-intercept of a function?

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To find the x-intercept, set the function equal to zero and solve for x.

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What is a composite function?

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