Which of the following sets of data does NOT represent a function? Set A
x
y
6
3
8
4
5
7
9
2

Set B
x
y
0
3
1
8
2
8
3
-7

Set C
x
y
10
7
20
11
30
9
40
7

Set D
x
y
3
9
2
2
8
-3
2
1
a.
Set A
b.
Set B
c.
Set C
d.
Set D

Nick has box brads. he uses 4 brads for the first project. nick let’s b represent the original number of brads and finds that for the second project, the number of brads he uses is 8 more than half the difference of b and 4. write an expression to represent the number of brads he uses for the second project.