Answer:
16
Step-by-step explanation:

Answer:
C.
Step-by-step explanation:
The answer C is not rational
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!
Answer:
Last point is at (7,-3)
Step-by-step explanation: