1.
State the excluded values of
x
in the expression
.
A.
, 3, or 4
B.
C.
or - 3
D.
or 3
Hint
2.
Simplify
.
A.
B.
C.
D.
z
+ 4
Hint
3.
Find
.
A.
B.
C.
2
D.
Hint
4.
What is the quotient when
is divided by
?
A.
B.
C.
D.
Hint
5.
Find the quotient
.
A.
B.
C.
D.
Hint
6.
Find
.
A.
B.
C.
D.
Hint
7.
A.
B.
C.
D.
Hint
8.
Solve
.
A.
5
B.
C.
3
D.
10
Hint
9.
Solve
.
A.
-2
B.
5
C.
-2 or 7
D.
-2 or
Hint
10.
Which of the following is not an example of inverse variation?
A.
the number of samples a store can give away if they give 1 free sample to each of 300 people, or decide to give 2 samples to 300 people
B.
the number of running plays a football team can run if they elect to use 2 running backs for 8 plays each, or 1 running back for 16 plays
C.
the number of computers a company gives if it has enough computers to give 24 people 1 computer, or 12 people two computers
D.
the distance covered if several different people drive 200 miles to the game at variable speeds
Hint
11.
If
y
varies inversely as
x
and
y
= 14 when
x
= 3, what is
x
when
y
= 84?
A.
28
B.
6
C.
2
D.
Hint
12.
Find
.
A.
B.
C.
D.
Hint
13.
Find
.
A.
B.
C.
D.
Hint
14.
A builder wants the kitchen to have an area of
x
2
– 2
x
– 24, and a length of
x
+ 4. What is the width?
A.
x
+ 6
B.
– 6
C.
6
D.
x
– 6
Hint
15.
Find
.
A.
B.
C.
D.
Hint
16.
Find
.
A.
B.
C.
D.
Hint
17.
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
2
C.
24
x
2
y
3
z
D.
48
x
2
y
3
z
Hint
18.
Simplify
.
A.
9
B.
C.
D.
Hint