1.
Simplify
.
A.
B.
C.
2
D.
Hint
2.
Find
.
A.
B.
C.
D.
Hint
3.
Find
.
A.
B.
C.
D.
Hint
4.
Express
in simplest form.
A.
B.
C.
D.
Hint
5.
Solve
.
A.
-7 or 2
B.
-7
C.
7 or 2
D.
7
Hint
6.
Solve
.
A.
0
B.
1 or 4
C.
-2
D.
4
Hint
7.
If
y
varies inversely as
x
and
y
= 14 when
x
= 3, what is
x
when
y
= 84?
A.
2
B.
C.
6
D.
28
Hint
8.
If
x
varies inversely as
y
and the constant of variation is 24, what are
x
and
y
if it is true that
x
+
y
= 11?
A.
3 and 8
B.
6 and 4
C.
–6 and –4
D.
–3 and –8
Hint
9.
State the excluded value(s) of
.
A.
–4,
, 2
B.
, 2
C.
–4
D.
–4, 3, 2
Hint
10.
Find
.
A.
B.
C.
D.
Hint
11.
Find
A.
B.
C.
D.
Hint
12.
Find
.
A.
3
x
– 2
B.
12
x
– 10
C.
48
x
3
– 40
x
2
D.
3
x
–
Hint
13.
Find
.
A.
y
– 12
B.
y
– 9
C.
y
+ 9
D.
y
+ 12
Hint
14.
Find
.
A.
B.
C.
D.
Hint
15.
Find the LCM of 8
x
2
y
2
z
and 12
x
y
3
z
2
.
A.
24
x
2
y
3
z
2
B.
48
x
2
y
3
z
C.
48
x
2
y
3
z
2
D.
24
x
2
y
3
z
Hint
16.
Find the LCM of
x
2
+ 7
x
+ 12 and
x
2
– 5
x
+ 4.
A.
(
x
– 1)(
x
– 4) (
x
+ 4)
B.
(
x
– 1)(
x
+ 3) (
x
+ 4)
C.
(
x
– 1)(
x
– 4)(
x
+ 3)
D.
(
x
– 1)(
x
– 4)(
x
+ 3) (
x
+ 4)
Hint
17.
Simplify
.
A.
B.
9
C.
D.
Hint
18.
Cynthia has earned 81 total points on quizzes, and she has averaged a
on them. How many quizzes has she taken?
A.
5
B.
7
C.
6
D.
3
Hint