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# Unit 1: Composite and inverse functions

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## About this unit

We can compose functions by making the output of one function the input of another one. This simple-yet-rich idea opens up a world of fascinating applications. Inverse functions undo each other when we compose them.### Learn

### Practice

- Evaluate composite functionsGet 3 of 4 questions to level up!
- Evaluate composite functions: graphs & tablesGet 3 of 4 questions to level up!
- Find composite functionsGet 3 of 4 questions to level up!

Level up on the above skills and collect up to 320 Mastery points

### 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!

### Learn

### Practice

- Inverse functions: graphs and tablesGet 3 of 4 questions to level up!

### Learn

### Practice

- Verify inverse functionsGet 3 of 4 questions to level up!

Level up on the above skills and collect up to 320 Mastery points

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Level up on all the skills in this unit and collect up to 800 Mastery points!