1.
Find the product (9
x
3
+ 5)(2
x
2
).
A.
18
x
6
+ 10
x
2
B.
9
x
5
+ 10
x
2
C.
18
x
5
+ 10
x
2
D.
9
x
3
+ 10
x
2
Hint
2.
Simplify -
a
(
a
3
- 3
a
2
+
a
).
A.
-
a
4
- 3
a
3
-
a
2
B.
-
a
3
+ 3
a
2
-
a
C.
-
a
4
+ 3
a
3
-
a
2
D.
-
a
4
+ 3
a
3
Hint
3.
Write an expression to represent the area of the rectangle.
A.
6
d
5
+ 12
d
2
B.
4
d
3
+6
d
2
- 4
C.
6
d
5
- 12
d
2
D.
6
d
6
- 12
d
2
Hint
4.
Find the product 6(8
x
+ 3).
A.
48
x
+ 18
B.
66
x
C.
48
x
+ 3
D.
42
x
+ 18
Hint
5.
Find –3
x
(
x
2
+ 2
x
+ 1).
A.
-3
x
3
- 6
x
2
+ 1
B.
-3
x
3
+ 6
x
2
+ 3
x
C.
-3
x
3
+ 2
x
+ 1
D.
-3
x
3
- 6
x
2
- 3
x
Hint