The Basics (Leaving Cert Mathematics): Flashcards

Mathematical relationship assigning exactly one output to each input

One-to-one relationship - key property of functions

The name of the function

The input of the function

The output of the function

Set of all possible inputs (values of $x$)

Set of all possible outputs (values of $y$)

Set of all values function can map to, whether attained or not

$x$

$y$

Adding, multiplying, or squaring the input

$\{1,4,9\}$