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.
D.
Hint
4.
Find
.
A.
B.
C.
D.
Hint
5.
Find
.
A.
B.
C.
2
D.
Hint
6.
Find the quotient
.
A.
B.
C.
D.
Hint
7.
Express
in simplest form.
A.
B.
C.
D.
2
Hint
8.
Find an expression for the perimeter of the rectangle.
A.
B.
C.
D.
Hint
9.
Solve
.
A.
7 or 2
B.
-7 or 2
C.
-7
D.
7
Hint
10.
Solve
.
A.
-2 or 7
B.
5
C.
-2 or
D.
-2
Hint
11.
When Hipolito drives to Cleveland, he always arrives at exactly 5 o'clock. Therefore, if he leaves for Cleveland at 1:00, he can average 60 miles per hour. What time should he leave if he wants to average 75 miles per hour?
A.
1:40
B.
3:20
C.
1:48
D.
3:12
Hint
12.
If
y
varies inversely as
x
and
y
= 4 when
x
=
, what is
y
when
x
= 3?
A.
24
B.
C.
6
D.
Hint
13.
Find
.
A.
B.
C.
D.
Hint
14.
Find
.
A.
y
+ 9
B.
y
+ 12
C.
y
– 9
D.
y
– 12
Hint
15.
Find the LCM of
x
2
– 5
x
+ 6 and
x
2
+ 4
x
– 12.
A.
(
x
– 3)(
x
+ 6)(
x
– 2)
B.
(
x
– 3)(
x
– 6)(
x
– 2)
C.
(
x
– 3)(
x
+ 6)
D.
(
x
– 3)(
x
+ 6)
Hint
16.
Which of the following is not one of the steps for adding rational expressions with unlike denominators?
A.
Find the LCD.
B.
Add just as with rational expressions with like denominators.
C.
Change each rational expression into an equivalent expression with the LCD as the denominator.
D.
Add the unlike denominators together.
Hint
17.
Simplify
.
A.
B.
C.
D.
9
Hint
18.
Cynthia has earned 81 total points on quizzes, and she has averaged a
on them. How many quizzes has she taken?
A.
7
B.
5
C.
3
D.
6
Hint