What are functions?
Is the mapping of the relation a function?
Answers: Yes or No
![What are functions Is the mapping of the relation a function Answers Yes or No class=](https://us-static.z-dn.net/files/d38/4ce3a9e598b778fc45acabc6b938f402.png)
Answer:
add 2
Step-by-step explanation:
well it goes 0 to 0 then 2 to 4