1.
State the excluded values of
a
and
b
in the expression
.
A.
B.
C.
D.
Hint
2.
Simplify
.
A.
B.
C.
D.
Hint
3.
Find
.
A.
B.
C.
2
D.
Hint
4.
Find
.
A.
B.
C.
D.
1
Hint
5.
Find the quotient
.
A.
B.
C.
D.
Hint
6.
Find the quotient
.
A.
B.
C.
D.
Hint
7.
Express
in simplest form.
A.
B.
C.
D.
Hint
8.
Find an expression for the perimeter of the rectangle.
A.
B.
C.
D.
Hint
9.
Solve
.
A.
7 or 2
B.
7
C.
-7 or 2
D.
-7
Hint
10.
If
y
varies inversely as
x
and
y
= 4 when
x
=
, what is
y
when
x
= 3?
A.
6
B.
24
C.
D.
Hint
11.
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 computers a company gives if it has enough computers to give 24 people 1 computer, or 12 people two computers
C.
the distance covered if several different people drive 200 miles to the game at variable speeds
D.
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
Hint
12.
Find
.
A.
B.
C.
D.
Hint
13.
Find
.
A.
B.
C.
D.
Hint
14.
Find the LCM of
x
2
– 5
x
+ 6 and
x
2
+ 4
x
– 12.
A.
(
x
– 3)(
x
+ 6)
B.
(
x
– 3)(
x
– 6)(
x
– 2)
C.
(
x
– 3)(
x
+ 6)
D.
(
x
– 3)(
x
+ 6)(
x
– 2)
Hint
15.
Find the LCM of
x
2
+ 7
x
+ 12 and
x
2
– 5
x
+ 4.
A.
(
x
– 1)(
x
– 4)(
x
+ 3) (
x
+ 4)
B.
(
x
– 1)(
x
+ 3) (
x
+ 4)
C.
(
x
– 1)(
x
– 4)(
x
+ 3)
D.
(
x
– 1)(
x
– 4) (
x
+ 4)
Hint
16.
Gary is
inches tall, and weighs
pounds. What is his ratio in pounds per inch of height?
A.
3
B.
C.
D.
Hint
17.
Consider
. Which of the variables can be 0 if it is true that
?
A.
w
only
B.
w
and
y
C.
y
only
D.
w
,
x
, and
y
Hint
18.
Solve
.
A.
3
B.
no solution
C.
–3
D.
Hint