1.
Find (
x
– 3)(
x
+ 3).
A.
x
2
- 9
B.
x
2
+ 9
C.
x
2
- 6
x
+ 9
D.
x
2
- 6
x
- 9
Hint
2.
Find (4
r
+ 7
s
)(4
r
- 7
s
)
A.
16
r
2
+ 56
rs
+ 49
s
2
B.
16
r
2
- 49
s
2
C.
16
r
2
+ 49
s
2
D.
16
r
2
- 56
rs
+ 49
s
2
Hint
3.
Simplify
.
A.
B.
C.
D.
Hint
4.
Find
.
A.
2
B.
C.
D.
Hint
5.
Express
in simplest form.
A.
B.
C.
D.
2
Hint
6.
Simplify the polynomial 7
x
- 2
y
.
A.
7
x
- 2
y
B.
5
y
C.
5
x
D.
5
xy
Hint
7.
Mulitply (
b
+ 8)(
b
+ 3).
A.
b
2
+ 11
b
+ 24
B.
b
2
+ 11
b
+ 11
C.
b
2
+ 11
b
+ 5
D.
b
2
+ 10
b
+ 24
Hint
8.
Determine the product (2
x
+ 1)(
x
- 4).
A.
2
x
2
- 7
x
- 4
B.
2
x
2
+ 6
x
- 4
C.
2
x
2
+ 8
x
- 4
D.
2
x
2
- 2
x
- 4
Hint
9.
Write the expression in factored form.3
x
2
– 6
x
A.
3
x
(
x
– 6)
B.
3
x
(
x
– 2)
C.
x
(
x
– 6)
D.
3
x
(
x
+ 2)
Hint
10.
Solve the equation.
A.
x
= 2
B.
x
= –2
C.
x
= 3
D.
x
= –3
Hint