Identify the domain and range of the function.
2.
Input
3
5
3/4
3/4
7
8
Output
7
Tell whether the pairing is a function.
4.
5
Input Output
1/2
0
2/3
1
3
3
2
5
3.
Input
6
12
21
42
Output
5
7
10
17
I no i tell why
5.
Input
7
11
21
35
Output
13
8
13
20