Calculus
Chain rule
Chain rule is a core A-level Calculus topic. Use this page to revise the main ideas, practise the common question styles, and build confidence with worked examples, graph interpretation, and connected rates of change.
What Chain rule means in A-level Calculus and where it appears in exam questions.
The key vocabulary, notation, and command words students must recognise for Chain rule.
Common steps used to solve or explain Chain rule questions accurately.
Typical mistakes students make in Chain rule, and how to avoid losing method marks.
How to connect Chain rule with wider A-level Calculus topics for longer answers.
A quick revision plan for practising Chain rule before timed past-paper questions.