1.
Which statement is true about the graph shown below?
A.
The relation is not a function.
B.
The domain is {-3, 2, 4}.
C.
The relation is a function.
D.
The range is {-3, -2, 0, 1}.
Hint
2.
Choose the relation that is a function.
A.
B.
C.
D.
Hint
3.
Determine which equation represents a function.
A.
B.
y
= -2
x
+ 1
C.
x
=
y
2
- 1
D.
x
= 4
Hint
4.
Find
f
(
x
– 7) if
f
(
x
) = -4
x
– 10.
A.
4
x
+ 3
B.
-4
x
– 17
C.
4
x
– 38
D.
-4
x
+ 18
Hint
5.
Find
h
(-2.5) if
h
(
z
) =
z
² + 3.5
z
– 2.75.
A.
-17.75
B.
0.25
C.
-5.25
D.
12.25
Hint