Home of real teaching & learning
  • Full support for teachers
  • Focus on critical thinking
  • Engaging classroom activities
  • Integrated student eBook
  • Assessed tasks / qBank
  • Practice exam questions

The InThinking Guarantee: Our sites are written by expert practitioners and not by AI

See our AI policy

Disclaimer: InThinking subject sites are neither endorsed by nor connected with the International Baccalaureate Organisation.

Don't miss out, find out!

Related Rates of Change HL

This page is about finding related rates of change, otherwise known as connected rates of change. In questions on this topic, you will be given the rate of change of one quantity and be required to find the rate of change of another quantity that is connected to it by a relationship. This is an application of the chain rule, and a knowledge of implicit differentiation is helpful. Key Concepts On this page, you should...


Tags: connected rates, chain rule

Help