1.
Find the difference:
A.
8
x
- 1
B.
8
x
- 5
C.
2
x
- 5
D.
2
x
- 1
Hint
2.
Which ordered pair is on the graph of
y
=
– 5?
A.
(2, -3)
B.
(-5, 7)
C.
(-2, 3)
D.
(4, 5)
Hint
3.
Simplify 2
x
2
+ 6
x
+ (-
x
2
) + 3
x
.
A.
3
x
2
+ 9
x
B.
x
2
+ 3
x
C.
x
2
+ 9
x
D.
3
x
2
+ 3
x
Hint
4.
Find 3
x
– 6 + (-2
x
) + 10 and evaluate if
x
= -5.
A.
9
B.
-1
C.
-21
D.
-6
Hint
5.
What is the value of (7
x
2
– 4
x
– 5) + (-6
x
2
+ 5
x
+ 6) if
x
= 13?
A.
155
B.
157
C.
183
D.
171
Hint
6.
Find (9
x
2
+ 6
x
+ 3) – (6
x
2
– 4
x
+ 2) then evaluate the difference for
x
= -2.5.
A.
-5.25
B.
18.75
C.
44.75
D.
-1.25
Hint
7.
Find
x
5
(
x
4
+ 6
x
3
).
A.
x
9
+ 6
x
3
B.
x
9
+ 6
x
8
C.
x
20
+ 6
x
15
D.
x
20
+ 6
x
3
Hint
8.
Write an expression for the area of a rectangle whose width is 13 centimeters shorter than its length.
A.
x
2
– 13 cm
2
B.
x
2
– 13
x
cm
2
C.
2
x
2
– 13
x
cm
2
D.
2
x
– 13 cm
2
Hint
9.
Which equation represents a linear function?
A.
y
= -2
x
- 6
B.
y
= -
C.
y
= -2
x
2
- 6
D.
y
= -2
x
6
Hint
10.
Which table represents a linear function?
A.
B.
C.
D.
Hint
11.
Find the equation that represents the graph.
A.
y
= -2
x
2
B.
y
= 2
x
2
C.
y
= 0.25
x
2
D.
y
= -4
x
2
Hint
12.
Simplify
m
+ 6 + 5
n
- 4
m
- 2
n
.
A.
-3
m
+
n
+ 9
B.
-3
m
+ 3
n
+ 6
C.
-3
m
+ 3
n
D.
-3
m
+ 9
n
+ 6
Hint
13.
Find the product of 3
z
7
and -9
z
4
.
A.
-3
z
2
8
B.
-27
z
11
C.
-27
z
2
8
D.
-3
z
11
Hint
14.
Find
.
A.
d
16
B.
d
13
C.
d
D.
d
3
Hint