1.
Which graph shows the solution set of the compound inequality
4(3
x
- 5) > 4(2
x
- 7) or 5
x
- 10 < 7
x
.
A.
B.
C.
D.
Hint
2.
How do the medians of the two sets of exam scores compare?
A.
The median of Exam A is greater than the median of Exam B.
B.
The medians are equal.
C.
The median of Exam A is less than the median of Exam B.
D.
The answer cannot be determined since the median is not shown in a box and whisker plot.
Hint
3.
Graph the system of equations to determine whether it has no solution, infinitely many solutions, or one solution. If the system has one solution, name it.
A.
one solution at
B.
infinitely many solutions
C.
no solution
D.
one solution at
Hint
4.
Simplify (3
a
4
b
2
)
2
(2
a
3
bc
2
)
3
.
A.
36
a
17
b
7
c
6
B.
72
a
17
b
7
c
6
C.
6
a
17
b
7
c
6
D.
17
a
12
b
8
c
5
Hint
5.
Simplify
Assume the denominator is not equal to zero.
A.
B.
5
xy
8
C.
1
D.
5
xy
2
Hint
6.
The area of the rectangle shown below is 4
x
3
y
2
, and its base
b
is 2
x
5
y
. Find the height,
h
.
A.
2
x
2
y
B.
C.
D.
8
x
8
y
3
Hint
7.
Factor 3
x
3
+ 2
x
2
y
+ 3
xy
2
+ 2
y
3
A.
xy
(3
x
2
+ 2
x
+ 3
y
+ 2
y
2
)
B.
(3
x
+ 2
y
)(
x
+
y
)(
x
-
y
)
C.
x
2
(3
x
+ 2
y
) +
y
2
(3
x
+ 2
y
)
D.
(
x
2
+
y
2
)(3
x
+ 2
y
)
Hint
8.
An expression for the area of a rectangle is
xy
– 2
x
+ 3
y
– 6. Express this area in factored form.
A.
x
(
y
– 2) + 3(
y
– 2)
B.
(
xy
– 2
x
)( 3
y
– 6)
C.
(
x
+ 3)(
y
– 2)
D.
(
x
– 2)(
y
+ 3)
Hint
9.
Factor 2
x
2
+ 4
x
– 3.
A.
(2
x
– 3)(
x
+ 1)
B.
prime
C.
(2
x
+ 3)(
x
– 1)
D.
(2
x
– 1)(
x
+ 3)
Hint
10.
Factor 7
xy
2
- 28
x
3
A.
prime
B.
7
x
(
y
+ 2
x
)(
y
- 2
x
)
C.
(7
xy
+
x
)(
y
– 28
x
2
)
D.
7
x
2
y
2
(1 +
x
)
Hint
11.
Solve 5
x
2
– 10
x
= 0.
A.
x
= 2
B.
x
= 0 or
x
= -2
C.
x
= 0
D.
x
= 0 or
x
= 2
Hint
12.
Use the quadratic formula to solve
x
2
+ 4
x
+ 5 = 0.
A.
B.
5
C.
-1
D.
-1, -4
Hint
13.
Find
.
A.
t
+ 2
B.
C.
D.
Hint
14.
What is the quotient when
is divided by
?
A.
B.
C.
D.
Hint
15.
Find the quotient
.
A.
B.
C.
D.
Hint
16.
Find an expression for the perimeter of the rectangle.
A.
B.
C.
D.
Hint
17.
Find
.
A.
B.
C.
D.
Hint
18.
In a right triangle, the legs have measures
a
= 11 and
b
= 19. Find the length
c
of the hypotenuse to the nearest hundredth.
A.
21.95
B.
15.49
C.
27.63
D.
28.17
Hint
19.
Simplify
.
A.
B.
C.
D.
Hint
20.
Which set of data displays exponential behavior?
A.
B.
C.
D.
Hint