201k views
5 votes
Help, please? Thanks!

Help, please? Thanks!-example-1

1 Answer

5 votes

Answer: first one is not a function and the rest are because for a function, x can only have one y. in the first one, the domain (x) chair has two y’s, f and n. the rest of them follow the rule

Explanation:

User Christos Hrousis
by
7.0k points