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# Unit: Functions

#### 0

Possible mastery points

## 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!

#### Quiz 1

Level up on the above skills and collect up to 500 Mastery points

## 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

#### Quiz 2

Level up on the above skills and collect up to 300 Mastery points

## Recognizing functions

#### Quiz 3

Level up on the above skills and collect up to 500 Mastery points

## 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!

#### Quiz 4

Level up on the above skills and collect up to 500 Mastery points

## Intro to inverse functions

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

#### Quiz 5

Level up on the above skills and collect up to 400 Mastery points
Up next for you:

#### Unit test

Level up on all the skills in this unit and collect up to 2200 Mastery points!

### About this unit

In this unit, we learn about functions, which are mathematical entities that assign unique outputs to given inputs. We'll evaluate, graph, analyze, and create various types of functions.