Answer:
0
Step-by-step explanation:
f(x) = y = 0
so, f(x) = 0
--
Answer:
b
Step-by-step explanation:
Answer:
No, it is NOT a function.
Step-by-step explanation:
A functions' inputs are assigned to exactly one output.
We are given the points:
{(8,2) (4,-3) (6,4) (8,1)}
The input of 8 is repeating.
The given relation is not a function.
Hope this helps!