1.
Choose the graph that is not a function.
A.
B.
C.
D.
Hint
2.
Simplify 2
a
4
+ 4
a
2
+
a
4
.
A.
3
a
4
+ 4
a
2
B.
2
a
4
+ 4
a
2
+
a
4
C.
3
a
8
+ 4
a
2
D.
7
a
10
Hint
3.
Solve 15 +
a
= 10.
A.
a
= 150
B.
a
= -5
C.
a
= 25
D.
a
= -25
Hint
4.
If
bisects
which angle is congruent to
A.
B.
C.
D.
Hint
5.
Which segment is skew to
?
A.
B.
C.
D.
Hint
6.
If
y
varies inversely as
x
and
y
= 6 when
x
= 24, find
x
when
y
= 12.
A.
144
B.
24
C.
48
D.
12
Hint
7.
In parallelogram
FGHI
,
_________.
A.
B.
C.
D.
Hint
8.
Simplify (3
a
4
b
2
)
2
(2
a
3
bc
2
)
3
.
A.
17
a
12
b
8
c
5
B.
72
a
17
b
7
c
6
C.
6
a
17
b
7
c
6
D.
36
a
17
b
7
c
6
Hint
9.
Simplify
Assume the denominator is not equal to zero.
A.
5
xy
8
B.
5
xy
2
C.
1
D.
Hint
10.
The polygon shown is
A.
a hexagon
B.
an octagon
C.
concave
D.
regular
Hint
11.
Triangle
RPG
and triangle
FAS
are congruent. Which segment is necessarily congruent to
?
A.
B.
C.
D.
Hint
12.
Find the solution of 4
x
+ 10 = 42
if the replacement set is {6, 7, 8, 9}.
A.
6
B.
8
C.
7
D.
9
Hint
13.
Solve –14
n
= -112.
A.
n
= -1568
B.
n
= 1568
C.
n
= 8
D.
n
= -8
Hint
14.
Suppose
y
varies directly as
x
, and
y
= -319 when
x
= 29. Write a direct variation equation that relates
x
and
y
.
A.
B.
y
= -11
x
C.
D.
y
= 11
x
Hint
15.
Solve –15
k
> -120.
A.
k
> 8
B.
k
> -8
C.
k
< 8
D.
k
< -8
Hint
16.
What is
B
–
C
?
A.
B.
C.
D.
Hint
17.
Translate the phrase
one-fourth less than a number times 4
into a variable expression.
A.
4
a
-
B.
- 4
C.
- 4
b
D.
-
a
Hint
18.
Simplify
(6
x
- 9) - 2
x
.
A.
4
x
- 9
B.
2
x
- 6
C.
6
x
- 18
D.
6
x
- 6
Hint
19.
Which is a graph of real numbers greater than 3?
A.
B.
C.
D.
Hint
20.
Which is a graph showing the set of real numbers greater than ?
A.
B.
C.
D.
Hint