1.
Find (5
t
2
- 2
w
)
2
A.
25
t
4
– 10
t
2
w
+ 4
w
2
B.
25
t
4
+ 4
w
2
C.
25
t
4
– 4
w
2
D.
25
t
4
– 20
t
2
w
+ 4
w
2
Hint
2.
Find (4
r
+ 7
s
)(4
r
- 7
s
)
A.
16
r
2
- 56
rs
+ 49
s
2
B.
16
r
2
+ 56
rs
+ 49
s
2
C.
16
r
2
- 49
s
2
D.
16
r
2
+ 49
s
2
Hint
3.
State the excluded values of
x
in the expression
.
A.
or - 3
B.
C.
or 3
D.
, 3, or 4
Hint
4.
Express
in simplest form.
A.
B.
2
C.
D.
Hint
5.
Solve
.
A.
1 or 4
B.
4
C.
-2
D.
0
Hint
6.
Find the difference:
A.
-3
x
2
+
x
- 5
B.
-3
x
2
- 7
x
+ 1
C.
3
x
2
- 7
x
- 5
D.
-3
x
2
- 7
x
- 5
Hint
7.
Find (
x
+ 7)(2
x
+1).
A.
2
x
2
+ 14
x
+ 7
B.
2
x
2
+ 15
x
+ 7
C.
2
x
2
+ 7
x
+ 7
D.
2
x
2
+ 9
x
+ 7
Hint
8.
Use the distributive property to expand the expression.4
a
(2 + 7
a
)
A.
8
a
+
a
2
B.
8
a
+ 28
a
2
C.
6
a
+ 28
a
2
D.
8 + 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
– 2
C.
16
z
2
+ 12
z
– 2
D.
16
z
2
– 12
z
+ 2
Hint
10.
Find the quotient. Simplify
A.
B.
C.
D.
Hint