1.
Find (
x
- 4)
2
.
A.
x
2
- 8
x
+ 16
B.
x
2
- 16
C.
x
2
+ 16
D.
x
2
- 4
x
+ 16
Hint
2.
Find (3
a
+ 4
b
)
2
A.
3
a
2
+ 24
ab
+ 4
b
2
B.
9
a
2
+ 24
ab
+ 16
b
2
C.
9
a
2
+ 12
ab
+ 16
b
2
D.
9
a
2
+ 16
b
2
Hint
3.
Expand the expression.(6
p
– 7)
2
A.
36
p
2
– 84
p
+ 49
B.
36
p
2
– 49
C.
36
p
2
+ 84
p
– 49
D.
36
p
2
+ 49
Hint
4.
Expand the expression.(2
s
+ 6)(2
s
– 6)
A.
4
s
2
+ 36
B.
4
s
2
– 36
C.
4
s
2
+ 24
s
– 36
D.
4
s
2
– 24
s
– 36
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 + 1 = –3,599
C.
(60 + 1)(60 + 1) = 3,600 + 120 + 1 = 3,721
D.
(60 + 1)(60 – 1) = 3,600 – 1 = 3,599
Hint