1.
Choose the graph that is not a function.
A.
B.
C.
D.
Hint
2.
Which graph represents a function?
A.
B.
C.
D.
Hint
3.
If
f
(
x
) = 2
x
- 2, find 2[
f
(3)].
A.
8
B.
2
C.
10
D.
4
Hint
4.
Find
if
f
(
x
) = -12
x
+
A.
-8
B.
1
C.
-9
D.
0
Hint
5.
Find
h
(-2.5) if
h
(
z
) =
z
² + 3.5
z
– 2.75.
A.
-17.75
B.
12.25
C.
0.25
D.
-5.25
Hint