IGCSE Maths Past Papers: Functions Topic
Hub: IGCSE maths past papers — Cambridge & Edexcel.
Functions (notation, composite, inverse, domain/range) are tested heavily on Higher routes. Math past papers IGCSE Edexcel often embed functions inside algebra or graph items — tag them when reviewing.
Question types from real papers
| Type | Revision tip |
|---|---|
| f(g(x)) | Substitute carefully; show brackets |
| Inverse | Swap x/y; rearrange |
| Graphs of f and f⁻¹ | Reflection in y = x |
| Domain/range | State in set notation if asked |
Resources
Edexcel algebra & functions article · Graphs topic · Hub: maths past papers
Frequently asked questions
Same as GCSE functions?
Similar skills; use IGCSE mark schemes for your code.
Modular 4WM1?
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