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# Relations and functions

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Practice

Finding inverses of linear functionsGet 3 of 4 questions to level up!

Learn

Practice

Determine if a function is invertibleGet 3 of 4 questions to level up!

Restrict domains of functions to make them invertibleGet 3 of 4 questions to level up!

Practice

New operator definitions 1Get 3 of 4 questions to level up!

New operator definitions 2Get 3 of 4 questions to level up!