1.
Find (4
y
- 5)(3
y
- 7).
A.
12
y
2
+ 35
B.
12
y
2
– 43
y
- 35
C.
12
y
2
– 13
y
+ 35
D.
12
y
2
– 43
y
+ 35
Hint
2.
Find (
x
+ 7)(2
x
+1).
A.
2
x
2
+ 14
x
+ 7
B.
2
x
2
+ 9
x
+ 7
C.
2
x
2
+ 15
x
+ 7
D.
2
x
2
+ 7
x
+ 7
Hint
3.
Find the product of (4
n
+ 5) and (2
n
+ 3).
A.
8
n
2
+ 22
n
+ 15
B.
6
n
2
+ 20
n
+ 12
C.
8
n
2
+ 22
n
- 15
D.
6
n
2
+ 18
n
+ 8
Hint
4.
Use the diagram to write and expand an expression for the area.
A.
(
f
+ 7)(
f
+ 9) =
f
2
+ 63
B.
(
f
+ 7)(
f
+ 9) =
f
2
– 16
f
+ 63
C.
(
f
+
f
)(7 + 9) = 32
f
D.
(
f
+ 7)(
f
+ 9) =
f
2
+ 16
f
+ 63
Hint
5.
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