Functions and Relations (HSC SSCE Mathematics Advanced): Flashcards
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Practise the cards
10 cards from this deck
Relation (definition)
Relation (definition)
Connection between two sets of values
Function (definition)
Function (definition)
Relation where each input has exactly one output
Key requirement for a function
Key requirement for a function
Each input must have exactly one output
One-to-one relation as a function
One-to-one relation as a function
Yes, each input has exactly one output
Many-to-one relation as a function
Many-to-one relation as a function
Yes, each input still has one output
One-to-many relation as a function
One-to-many relation as a function
No, one input produces multiple outputs
Many-to-many relation as a function
Many-to-many relation as a function
No, multiple inputs and multiple outputs
Vertical line test
Vertical line test
If line hits graph >1 time, not a function
Which relation types are functions?
Which relation types are functions?
One-to-one and many-to-one only
Functions vs relations
Functions vs relations
All functions are relations, not vice versa