1.
Find (3
x
+ 4)(5
x
2
– 4
x
+ 6).
A.
8
x
2
- 13
x
+ 24
B.
15
x
3
+ 8
x
2
+ 2
x
+ 24
C.
15
x
3
+ 32
x
2
+ 34
x
+ 24
D.
5
x
2
+
x
+ 10
Hint
2.
Write an expression for the area of the rectangle.
A.
x
2
- 3
x
+ 13
B.
x
3
+ 4
x
2
– 27
x
+ 40
C.
x
3
- 4
x
D.
9
x
2
– 31
x
+ 40
Hint
3.
Find the product (
x
2
– 3
x
+6)(2
x
2
+ 3
x
+ 4).
A.
2
x
4
+ 3
x
3
– 5
x
2
+ 6
x
+ 24
B.
2
x
4
– 3
x
3
– 5
x
2
+ 6
x
+ 24
C.
2
x
4
+ 3
x
3
+ 7
x
2
+ 6
x
+ 24
D.
2
x
4
– 3
x
3
+ 7
x
2
+ 6
x
+ 24
Hint
4.
A rectangle has a base of 4
x
– 1 and a height of 3
x
+ 2. What is the area?
A.
12
x
2
– 5
x
+ 2
B.
12
x
2
+ 5
x
+ 2
C.
12
x
2
– 5
x
– 2
D.
12
x
2
+ 5
x
– 2
Hint
5.
Find the product (2
x
+ 3)(3
x
– 2).
A.
6
x
2
+ 9
x
– 5
B.
6
x
2
+ 9
x
– 6
C.
6
x
2
+ 5
x
– 6
D.
6
x
2
+ 5
x
– 5
Hint