1.
Name the property illustrated by (3
c
· 6)2 = 3
c
(6 · 2).
A.
commutative property of multiplication
B.
commutative property of addition
C.
associative property of multiplication
D.
associative property of addition
Hint
2.
Solve 18 +
a
= 36.
A.
-2
B.
-18
C.
18
D.
54
Hint
3.
Evaluate |-6
p
| if
p
= 2.
A.
0
B.
3
C.
12
D.
-12
Hint
4.
Solve 4
x
> 28.
A.
{
x
|
x
> 7}
B.
{
x
|
x
< 4}
C.
{
x
|
x
> 28}
D.
{
x
|
x
< 7}
Hint
5.
Find the
y
-intercept of the graph of 2
x
- 5
y
= 10.
A.
0
B.
2
C.
5
D.
-2
Hint
6.
The solution of a system of three linear equations in three variables,
x
,
y
, and
z
, is called a(n) ____ (
x
,
y
,
z
).
A.
ordered pair
B.
integer
C.
sum
D.
ordered triple
Hint
7.
A(n) _____ is a transformation that occurs when a figure is moved from one location to another.
A.
enlargement
B.
dilation
C.
addition
D.
translation
Hint
8.
Find the determinant of
A.
0
B.
-11
C.
-16
D.
-21
Hint
9.
If
, find
N
-1
.
A.
B.
C.
D.
Hint
10.
Simplify 6
g
(-3
h
- 4).
A.
-18
g
- 4
B.
-18
g
h
- 4
C.
6
g
h
- 4
D.
-18
g
h
- 24
g
Hint
11.
Find (
c
2
+ 2
c
- 6)(
c
+ 5).
A.
c
3
+ 2
c
2
- 30
B.
c
3
+ 7
c
2
+ 4
c
- 30
C.
c
3
+ 2
c
2
+ 5
D.
c
3
+ 2
c
2
- 6
c
- 30
Hint
12.
Evaluate
A.
4
B.
C.
D.
3
Hint
13.
Choose the line whose slope is undefined.
A.
B.
C.
D.
Hint
14.
If
find
f
(-9).
A.
5
B.
1
C.
-1
D.
-5
Hint
15.
What type of function is shown in the graph?
A.
piecewise function
B.
absolute value function
C.
step function
D.
constant function
Hint
16.
What is the inequality represented in the graph?
A.
3
x
+ 2
y
0
B.
3
x
– 2
y
0
C.
3
x
+ 2
y
0
D.
3
x
– 2
y
0
Hint
17.
Given that
and
use the fact that
to find
AB
+
AC
.
A.
B.
C.
D.
Hint
18.
Vince and Brian each need two kinds of items at the store. Vince bought 10 of item A and 14 of item B, and spent $97. Brian bought 8 of item A and 25 of item B, and spent $119. How much did each item cost?
A.
item A = $3
item B = $5.50
B.
item A = $5.50
item B = $3
C.
item A = $2.10
item B = $1.14
D.
item A = $1.14
item B = $2.10
Hint
19.
Simplify:
if
A.
Cannot be simplified further.
B.
C.
D.
Hint
20.
Simplify:
A.
no real roots
B.
16
C.
-16
D.
Hint