IY 5
4.
3+
2+
Which explains why the graph is not a function?
It is not a function because the points are not
connected to each other
It is not a function because the points are not related
by a single equation
It is not a function because there are two different x-
values for a single y-value
It is not a function because there are two different y-
values for a single x-value
1 +
++
1 2 3 4 5 X
-5 -4 -3 -2 -11
-27
-3-
.
-4+
-5