1.
Choose the graph that is not a function.
A.
B.
C.
D.
Hint
2.
Determine which equation represents a function.
A.
y
= -2
x
+ 1
B.
x
=
y
2
- 1
C.
D.
x
= 4
Hint
3.
Which graph represents a function?
A.
B.
C.
D.
Hint
4.
If
f
(
x
) = 2
x
- 2, find 2[
f
(3)].
A.
8
B.
2
C.
10
D.
4
Hint
5.
Find
if
f
(
x
) = -12
x
+
A.
-9
B.
0
C.
-8
D.
1
Hint