Question

What is Domain and Range of a Function?

Answer 1

First, let's define a function:
A function is a relationship between the `x` and `y` values, where each `x`-value or input has only one `y`-value or output .

Domain: all x-values or inputs that have an output of real `y`-values.

Range: the y-values or outputs of a function

For example,

For more information, feel free to go to these following links/resources:

https://www.intmath.com/functions-and-graphs/2a-domain-and-range.php