1.
Find (3
a
+ 4
b
)
2
A.
3
a
2
+ 24
ab
+ 4
b
2
B.
9
a
2
+ 16
b
2
C.
9
a
2
+ 24
ab
+ 16
b
2
D.
9
a
2
+ 12
ab
+ 16
b
2
Hint
2.
Find (5
t
2
- 2
w
)
2
A.
25
t
4
– 20
t
2
w
+ 4
w
2
B.
25
t
4
– 4
w
2
C.
25
t
4
– 10
t
2
w
+ 4
w
2
D.
25
t
4
+ 4
w
2
Hint
3.
Find (
x
– 3)(
x
+ 3).
A.
x
2
- 6
x
- 9
B.
x
2
- 9
C.
x
2
+ 9
D.
x
2
- 6
x
+ 9
Hint
4.
Expand the expression.(3
z
+
n
) >
2
A.
9
m
2
+
n
>
2
B.
9
m
2
+ 6
m
n
+
n
>
2
C.
9
n
>
2
+ 6
n
+
m
>
2
D.
9
n
2
+ 6
m
+
m
>
2
Hint
5.
Use the difference of two squares to find the product.
A.
(60 + 1)(60 + 1) = 3,600 + 120 + 1 = 3,721
B.
–(60 + 1)(60 + 1) = –3,600 – 120 – 1 =– 3,721
C.
–(60 + 1)(60 – 1) = –3,600 + 1 = –3,599
D.
(60 + 1)(60 – 1) = 3,600 – 1 = 3,599
Hint