To determine if the the relation or setofordered pairs is a function or not, focus only on the domain (or the x-values).
If anumber appear more than onceinthedomain, it is not a function.
Such as in no. 2 (2 and 4 appear two times in the domain), no. 5 (4 appear three times in the domain), and in no. 6 (both 6 and 7 appear twice in the x-values).
Answers & Comments
Answer:
1. FUNCTION
2. NOT
3. FUNCTION
4. FUNCTION
5. NOT
6. NOT
Step-by-step explanation:
To determine if the the relation or set of ordered pairs is a function or not, focus only on the domain (or the x-values).
If a number appear more than once in the domain, it is not a function.
Such as in no. 2 (2 and 4 appear two times in the domain), no. 5 (4 appear three times in the domain), and in no. 6 (both 6 and 7 appear twice in the x-values).
HOPE THIS HELPS.