1.
Find (3
a
- 1)(5
a
+ 6).
A.
15
a
+ 13
a
-6
B.
15
a
2
+ 13
a
+ 6
C.
15
a
2
+ 13
a
- 6
D.
15
a
2
- 5
a
- 6
Hint
2.
Find the area of the parallelogram.
A.
(36
a
2
+ 49
b
2
) cm
2
B.
(12
a
2
+ 14
b
2
) cm
2
C.
(36
a
2
- 84
a
b
- 49
b
2
) cm
2
D.
(36
a
2
- 49
b
2
) cm
2
Hint
3.
Find (2
y
2
+ 7
y
– 5)(3
y
2
– 5
y
+ 4).
A.
5
y
2
+ 2
y
– 1
B.
6
y
4
– 35
y
2
– 20
C.
6
y
4
+ 4
y
2
– 32
y
2
– 20
D.
6
y
4
+ 11
y
3
– 42
y
2
+ 53
y
– 20
Hint
4.
Write an expression for the area of the rectangle.
A.
9
x
2
– 31
x
+ 40
B.
x
2
- 3
x
+ 13
C.
x
3
- 4
x
D.
x
3
+ 4
x
2
– 27
x
+ 40
Hint
5.
Find the product (2
x
+ 3)(3
x
– 2).
A.
6
x
2
+ 5
x
– 6
B.
6
x
2
+ 9
x
– 6
C.
6
x
2
+ 5
x
– 5
D.
6
x
2
+ 9
x
– 5
Hint