Answer:
The domain of a function f(x) is the set of all values for which the function is defined, and the range of the function is the set of all values that f takes. (In grammar school, you probably called the domain the replacement set and the range the solution set.
I'm relatively sure that it is 9 but idk rly. Hope this helps!
Answer:
18/2 =9
Step-by-step explanation:
