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
) = 3
x
+ 5, find
f
(2).
A.
10
B.
2
f
C.
8
D.
11
Hint
4.
If
f
(
x
) = 2
x
- 2, find 2[
f
(3)].
A.
4
B.
8
C.
10
D.
2
Hint
5.
Find
h
(-2.5) if
h
(
z
) =
z
² + 3.5
z
– 2.75.
A.
0.25
B.
-5.25
C.
-17.75
D.
12.25
Hint