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2.1.7 Functions — AQA Mathematics 8300 | GradeGen.AI
Mathematics
Algebra
Notation, vocabulary and manipulation
Functions
Functions
AQA GCSE Mathematics (8300) — Algebra
What You Need to Know
Interpret simple expressions as functions with inputs and outputs.
Interpret the reverse process as an inverse function.
Interpret the succession of two functions as a composite function.
Use function notation
f
(
x
)
f(x)
f
(
x
)
,
f
g
(
x
)
fg(x)
f
g
(
x
, and
.
Revision Notes
1
Functions
14 key terms
Practise with Past Papers
Key Terms & Definitions
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)
f
−
1
(
x
)
f^{-1}(x)
f
−
1
(
x
)
