Question

Consider the functions f(x) = 7x -2 and f(x) = x3 + 5. In these functions, when x increases, f(x) increases, and when x decreases, f(x) decreases.

Answer 1

So what's the question?

Answer 2

yes

Answer 3

If all the variables in a function change, why are some variables called independent and other variables called dependent? Give examples to clarify your explanations.