Answer:
2
Step-by-step explanation:
Data provided in the question
Domain Range
x f(x)
2 4
-3 0
-1 -1
4 3
As we know that
x = f(x)
So for domains, the ranges are as follows
f(2) = 4
f(-3) = 0
f(-1) = -1
f(4) = 3
As we can see that when f(4) is there so the value of x = 2
