1.
Which diagram shows a correct factorization for 3
x
2
+ 22
x
+ 24?
A.
B.
C.
D.
Hint
2.
Factor the trinomial 3
x
2
– 4
x
– 15.
A.
(3
x
– 5)(
x
+ 3)
B.
prime
C.
(3
x
+ 3)(
x
– 5)
D.
(3
x
+ 5)(
x
– 3)
Hint
3.
Factor the trinomial 5
c
2
– 7
c
– 24.
A.
(5
c
+ 8)(
c
– 3)
B.
(5
c
– 8)(
c
+ 3)
C.
(5
c
– 3)(
c
+ 8)
D.
(5
c
+ 3)(
c
– 8)
Hint
4.
Factor 10
x
2
+ 23
x
+ 6.
A.
(5
x
+ 2)(2
x
+ 3)
B.
(10
x
+ 3)(
x
+ 2)
C.
(5
x
+ 3)(2
x
+ 2)
D.
(10
x
+ 2)(
x
+ 3)
Hint
5.
The volume of a rectangular box is 30
x
3
– 11
x
2
– 2
x
cubic units. What are the possible dimensions of the box?
A.
2
x
by (
x
– 2) by (30
x
+ 1)
B.
x
by (3
x
– 2) by (10
x
+ 1)
C.
2
x
by (5
x
– 1) by (6
x
+ 2)
D.
x
by (2
x
– 1) by (15
x
+ 2)
Hint