To evaluate a function at a given input, you have to substitute every occurrence of the variable with that particular value.
So, for the first function, you have

The name of the variable is obviously irrelelvant, so the same goes for the second function:

3x2 is six. If you do that across, you would get 6/6 for both. 6/6 - 6/6 is how much?
Answer : increasing
Step-by-step explanation:
:D
Nothing is attached I cannot