Main content
Course: Calculus 2?>?Unit 3
Lesson 8: Exponential models- Exponential models & differential equations (Part 1)
- Exponential models & differential equations (Part 2)
- Worked example: exponential solution to differential equation
- Differential equations: exponential model equations
- Differential equations: exponential model word problems
? 2024 Khan AcademyTerms of usePrivacy PolicyCookie Notice
Differential equations: exponential model word problems
You might need: Calculator
Problem
The amount of medication in Rory's bloodstream decreases at a rate that is proportional at any time to the amount of the medication in the bloodstream at that time.
Rory takes milligrams of medication initially. The amount of medication is halved every hours.
How many milligrams of the medication are in Rory's bloodstream after hours?