1.
Simplify
A.
B.
C.
D.
Hint
2.
Find (
x
+ 3)(
x
- 5).
A.
x
2
+ 8
x
- 15
B.
x
2
+ 2
x
- 15
C.
x
2
- 2
x
- 15
D.
x
2
- 15
Hint
3.
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
4.
State the excluded values of
x
in the expression
.
A.
, 3, or 4
B.
C.
or 3
D.
or - 3
Hint
5.
Find
.
A.
B.
C.
D.
Hint
6.
Find
.
A.
B.
C.
D.
Hint
7.
Simplify the polynomial 4
a
2
+
a
2
.
A.
5
a
2
B.
4
a
2
C.
4
a
2
+
a
D.
6
a
2
Hint
8.
Use the distributive property to expand the expression.4
a
(2 + 7
a
)
A.
8
a
+
a
2
B.
8 + 28
a
2
C.
6
a
+ 28
a
2
D.
8
a
+ 28
a
2
Hint
9.
Multiply the pair of binomials.(4
z
– 2)(4
z
– 1)
A.
16
z
2
– 12
z
+ 2
B.
16
z
2
+ 12
z
– 2
C.
16
z
2
– 12
z
– 2
D.
16
z
2
– 2
Hint
10.
Expand the expression.(6
p
– 7)
2
A.
36
p
2
– 49
B.
36
p
2
+ 49
C.
36
p
2
– 84
p
+ 49
D.
36
p
2
+ 84
p
– 49
Hint