Answer:
In mathematics, input and output are terms that relate to functions. Both the input and output of a function are variables, which means that they change. ... In such cases, x is the input and y is the output.
Step-by-step explanation:
A simple example is y = x2 (which you can also write f(x) = x2). In such cases, x is the input and y is the output.
this is the link https://sciencing.com/input-output-math-21807.html
