1.
Write
in simple form.
A.
B.
C.
D.
Hint
2.
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
+ 56
rs
+ 49
s
2
D.
16
r
2
+ 49
s
2
Hint
3.
Simplify
.
A.
B.
5
x
C.
D.
2
x
Hint
4.
Find
.
A.
B.
C.
D.
Hint
5.
Find
.
A.
B.
C.
D.
Hint
6.
Simplify the polynomial 4
a
2
+
a
2
.
A.
6
a
2
B.
4
a
2
C.
4
a
2
+
a
D.
5
a
2
Hint
7.
Simplify the expression 2
a
+ 7
b
+ 12
a
+ 3
b
and then evaluate if
a
= 2 and
b
= -2.
A.
10
a
+ 14
b
; -8
B.
14
a
+ 8
b
; 12
C.
14
a
+ 10
b
; 8
D.
9
a
+ 15
b
; -12
Hint
8.
Multiply the pair of binomials.(8
g
+ 2)(
g
+ 5)
A.
8
g
2
+ 42
g
+ 10
B.
8
g
2
+ 10
g
+ 42
C.
8
g
2
+ 50
g
+ 10
D.
8
g
2
+ 7
g
+ 10
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
– 2
D.
16
z
2
– 12
z
+ 2
Hint
10.
Use the difference of two squares to find the product.
A.
–(60 + 1)(60 – 1) = –3,600 + 1 = –3,599
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 – 120 – 1 =– 3,721
Hint