1.
Find the product (9
x
3
+ 5)(2
x
2
).
A.
9
x
3
+ 10
x
2
B.
18
x
5
+ 10
x
2
C.
9
x
5
+ 10
x
2
D.
18
x
6
+ 10
x
2
Hint
2.
Write an expression to represent the area of the rectangle.
A.
6
d
6
- 12
d
2
B.
4
d
3
+6
d
2
- 4
C.
6
d
5
- 12
d
2
D.
6
d
5
+ 12
d
2
Hint
3.
Find the product (3
x
– 1)(5
x
).
A.
15
x
2
- 5
x
B.
15
x
2
- 1
C.
-2
x
D.
8
x
2
+ 4
x
Hint
4.
Find 4
x
(
x
2
+ 5
x
y
– 9
y
2
).
A.
4
x
3
+ 20
x
2
y
– 9
y
2
B.
5
x
3
+ 9
x
2
y
– 5
x
y
2
C.
4
x
3
+ 20
x
2
y
– 36
x
y
2
D.
4
x
3
+ 5
x
y
– 9
y
2
Hint
5.
Find –3
x
(
x
2
+ 2
x
+ 1).
A.
-3
x
3
- 6
x
2
- 3
x
B.
-3
x
3
+ 6
x
2
+ 3
x
C.
-3
x
3
- 6
x
2
+ 1
D.
-3
x
3
+ 2
x
+ 1
Hint