1.
When 2
x
3
+
x
2
- 3 is divided by
x
+ 1, the remainder is _____.
A.
-2
B.
0
C.
-4
D.
3
Hint
2.
Find
f
(-2) for
f
(
x
) = 2
x
4
-
x
3
+ 5
x
+ 1.
A.
-57
B.
31
C.
-29
D.
-21
Hint
3.
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 positive
B.
a
must be positive
C.
f
(
a
) must be negative
D.
f
(
a
) = 0
Hint
4.
The volume of a refrigerator is
. Its height is
x
+ 2. What are the other two dimensions?
A.
x
– 6 and
x
+ 1
B.
x
– 2 and
x
+ 3
C.
x
– 3 and
x
+ 2
D.
x
+ 6 and
x
– 1
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
+ 2
B.
x
+ 1
C.
x
– 1
D.
(
x
– 1)(
x
+ 2)
Hint