Function
a relation between a set of inputs and a set of permissible outputs with the property that each input is related to exactly one output.
Input
A number that will be used in a function rule to determine the value of the output
Output
The result of applying a function rule to the value of an input
Operation
is a word which represents a function (or instruction)
When figuring out a function for an input output math question. What do you do first
Is it BIGGER or SMALLER
IF BIGGER WHAT FUNCTIONS COULD IT BE
+ OR X (*)
IF SMALLER WHAT FUNCTIONS COULD IT BE