1.
The domain of a relation is all positive integers less than 4. The range of
y
or the relation is 2 plus
x
, where
x
is a number of the domain. Write the relation as a table of values and as an equation.
A.
B.
C.
None of these.
D.
Hint
2.
Describe the graph.
A.
relation and function
B.
neither a relation nor a function
C.
not a relation but a function
D.
relation but not function
Hint
3.
Evaluate the function
f
(
x
) = 2
x
3
- 6
x
+ 1 for
f
(-2).
A.
-35
B.
37
C.
-3
D.
5
Hint
4.
State the domain of the function
A.
all real numbers except
0, 1, and 3
B.
all real numbers except 3
C.
all real numbers except
0 and 3
D.
all real numbers except 0
Hint
5.
Find
f
(2
b
2
) for
f(x)
=
x
2
– 4
x
A.
-4
b
2
B.
4
b
2
- 8
b
8
C.
2
b
4
- 8
b
2
D.
4
b
4
- 8
b
2
Hint