which relation does not represents a function?
HELP! i will give brainliest

Answer:
4
Step-by-step explanation:
There can be no repeating x values
number 4 does not fit that criteria and therefore it is not a function
Answer:
Question #4 represents
Step-by-step explanation:
In question #4, a single x value (input) has two y-values (outputs). This automatically disqualifies #4 as a function. It's only a relationship.