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# Exponentials & logarithms

## Introduction to logarithms

### Practice

Evaluate logarithmsGet 3 of 4 questions to level up!
Evaluate logarithms (advanced)Get 3 of 4 questions to level up!
Relationship between exponentials & logarithmsGet 3 of 4 questions to level up!

## The change of base formula for logarithms

### Practice

Evaluate logarithms: change of base ruleGet 3 of 4 questions to level up!
Use the logarithm change of base ruleGet 3 of 4 questions to level up!

## Solving exponential models

### Practice

Exponential model word problemsGet 3 of 4 questions to level up!

## Graphs of exponential functions

### Practice

Graphs of exponential functionsGet 3 of 4 questions to level up!

## Graphs of logarithmic functions

### Practice

Graphs of logarithmic functionsGet 3 of 4 questions to level up!

## Logarithmic scale (optional)

### About this unit

Learn about logarithms, which are the inverses of exponents. Use logarithms to solve various equations. Then analyze both logarithmic and exponential functions and their graphs.