Question

Functions- Can someone just say yes or no to each graph so I can check them off.

Answer 1

1) not a function

2) a function

3) function

4) function

5) not a function

6) function

7) function

8) function

9) not a function

Explanation:

draw a line parralel to y axis,if they cut the graph of the function at two or more points then it's not a function or otherwise function.

✌️;)