Functions and Relations (Grade 12 NSC Matric Mathematics): Flashcards
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Key characteristic of a relation
Key characteristic of a relation
One input can connect to multiple outputs
Fundamental rule defining a function
Fundamental rule defining a function
Every input has exactly one output
Domain of a function
Domain of a function
Set of all possible input values
Range of a function
Range of a function
Set of all possible output values
One-to-one function property
One-to-one function property
Each input gives unique output; no output shared
Many-to-one function property
Many-to-one function property
Multiple inputs can give same output; 1 input = 1 output
Vertical line test: when NOT a function
Vertical line test: when NOT a function
Vertical line intersects graph more than once
Meaning of
Meaning of
Substitute into function
Notation for inverse of function
Notation for inverse of function
Type of function that can have an inverse
Type of function that can have an inverse
Only one-to-one functions