Answer:
Function Not a function
not a Function function
pg 2
B- explanation is that 2 inputs dont have the same output 8-1, 8-1,4-1,3-1
pg 3
1. yes; -5 is not in the set
2. yes; 2 is not in the set
3. no; .75 is 3/4
4. no; -4 is already in the set
