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# Functions

## Evaluating functions

### Practice

Evaluate functionsGet 3 of 4 questions to level up!
Evaluate functions from their graphGet 3 of 4 questions to level up!
Evaluate function expressionsGet 3 of 4 questions to level up!

## Inputs and outputs of a function

### Practice

Function inputs & outputs: equationGet 3 of 4 questions to level up!
Function inputs & outputs: graphGet 3 of 4 questions to level up!

## Functions and equations

### Practice

Function rules from equationsGet 3 of 4 questions to level up!

## Interpreting function notation

### Practice

Function notation word problemsGet 3 of 4 questions to level up!

## Introduction to the domain and range of a function

### Practice

Domain and range from graphGet 5 of 7 questions to level up!

## Determining the domain of a function

### Practice

Determine the domain of functionsGet 3 of 4 questions to level up!
Function domain word problemsGet 3 of 4 questions to level up!

## Recognizing functions

### Practice

Recognize functions from graphsGet 3 of 4 questions to level up!
Recognize functions from tablesGet 3 of 4 questions to level up!

## Maximum and minimum points

### Practice

Relative maxima and minimaGet 3 of 4 questions to level up!
Absolute maxima and minimaGet 3 of 4 questions to level up!

## Intervals where a function is positive, negative, increasing, or decreasing

### Practice

Positive and negative intervalsGet 3 of 4 questions to level up!
Increasing and decreasing intervalsGet 3 of 4 questions to level up!

## Interpreting features of graphs

### Practice

Graph interpretation word problemsGet 3 of 4 questions to level up!

## Average rate of change

### Practice

Average rate of change: graphs & tablesGet 3 of 4 questions to level up!
Average rate of changeGet 3 of 4 questions to level up!

## Average rate of change word problems

### Practice

Average rate of change word problemsGet 3 of 4 questions to level up!

### About this unit

Functions are mathematical entities that assign unique outputs to given inputs. Sounds simple? Think again! In this topic you will evaluate, graph, analyze, and create various types of functions.