1.
Find (
x
- 4)
2
.
A.
x
2
- 16
B.
x
2
- 8
x
+ 16
C.
x
2
+ 16
D.
x
2
- 4
x
+ 16
Hint
2.
Find (
x
– 3)(
x
+ 3).
A.
x
2
+ 9
B.
x
2
- 6
x
+ 9
C.
x
2
- 9
D.
x
2
- 6
x
- 9
Hint
3.
State the excluded values of
x
in the expression
.
A.
, 3, or 4
B.
or - 3
C.
or 3
D.
Hint
4.
Simplify
.
A.
B.
C.
D.
Hint
5.
Express
in simplest form.
A.
B.
C.
D.
2
Hint
6.
Solve
.
A.
0
B.
-2
C.
4
D.
1 or 4
Hint
7.
Simplify the expression 2
a
+ 7
b
+ 12
a
+ 3
b
and then evaluate if
a
= 2 and
b
= -2.
A.
9
a
+ 15
b
; -12
B.
14
a
+ 8
b
; 12
C.
10
a
+ 14
b
; -8
D.
14
a
+ 10
b
; 8
Hint
8.
Find the product of (4
n
+ 5) and (2
n
+ 3).
A.
6
n
2
+ 18
n
+ 8
B.
8
n
2
+ 22
n
- 15
C.
8
n
2
+ 22
n
+ 15
D.
6
n
2
+ 20
n
+ 12
Hint
9.
Write the expression in factored form.3
x
2
– 6
x
A.
3
x
(
x
– 6)
B.
3
x
(
x
+ 2)
C.
3
x
(
x
– 2)
D.
x
(
x
– 6)
Hint
10.
Multiply the pair of binomials.(
y
+ 2)(
y
– 6)
A.
y
2
– 4
y
– 12
B.
y
2
+ 4
y
+ 12
C.
y
2
– 4
y
+ 12
D.
y
2
+ 4
y
– 12
Hint