Composition of Functions

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What is a function composition?

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Function composition is the process of applying one function to the results of another function. If you have two functions, f(x) and g(x), the composition is denoted as f(g(x)).

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What is the definition of a function?

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A function is a relation that assigns exactly one output for each input from its domain.

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What does it mean for a function to be one-to-one?

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A function is one-to-one if it never assigns the same value to two different domain elements.

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What is the notation for function composition?

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