If you're seeing this message, it means we're having trouble loading external resources on our website.

If you're behind a web filter, please make sure that the domains *.kastatic.org and *.kasandbox.org are unblocked.

# Unit 4: Contextual applications of differentiation

1,400 possible mastery points
Mastered
Proficient
Familiar
Attempted
Not started
Quiz
Unit test

Derivatives describe the rate of change of quantities. This comes in handy when solving various problems that are related to rates of change in applied, real-world, situations. You'll also learn how to apply derivatives to approximate function values and find limits using L’Hôpital’s rule.

## Rates of change in other applied contexts (non-motion problems)

### Practice

#### Quiz 1

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

## Solving related rates problems

### Practice

#### Quiz 2

Level up on the above skills and collect up to 560 Mastery points

## Using L’Hôpital’s rule for finding limits of indeterminate forms

### Practice

#### Quiz 3

Level up on the above skills and collect up to 240 Mastery points

## Optional videos

Up next for you:

#### Unit test

Level up on all the skills in this unit and collect up to 1,400 Mastery points!
AP® is a registered trademark of the College Board, which has not reviewed this resource.