Question

X= 7 , 9, 12, 21y= 9 , 9, 10, 9Which elements are in the domain of the function

Answer 1

The domain of any function is given by the values of the "input", these are, the set of values of x.

The elements that represent the domain of the function are

`x=7,9,12,21`

The range of a function is the set of possible values or "outputs", it is represented by the set of values of the dependent variable "y"

The elements that represent the range of the function are:

`y=9,9,10,9`