1.
When 2
x
3
+
x
2
- 3 is divided by
x
+ 1, the remainder is _____.
A.
0
B.
3
C.
-4
D.
-2
Hint
2.
Find
f
(-2) for
f
(
x
) = 2
x
4
-
x
3
+ 5
x
+ 1.
A.
-21
B.
-29
C.
-57
D.
31
Hint
3.
One of the factors of
x
3
- 7
x
+ 6 is
x
- 1. Which of the following is one of the other factors?
A.
x
- 6
B.
x
- 3
C.
x
- 2
D.
x
+ 1
Hint
4.
What must be true in order for a term
x
–
a
to be a factor of a polynomial
f
(
x
)?
A.
f
(
a
) must be negative
B.
f
(
a
) must be positive
C.
a
must be positive
D.
f
(
a
) = 0
Hint
5.
What is the height of a computer whose base is
x
2
+ 4
x
+ 4 and whose volume is
x
3
+ 3
x
2
– 4?
A.
(
x
– 1)(
x
+ 2)
B.
x
– 1
C.
x
+ 1
D.
x
+ 2
Hint