1.
One zero of
h
(
x
) =
x
3
- 3
x
2
+
x
+ 5 is 2 -
i
. Which of the following is another zero?
A.
1 -
i
B.
1
C.
1 - 2
i
D.
2 +
i
Hint
2.
One zero of
p
(
x
) =
x
3
- 3
x
2
- 6
x
+ 8 is 1. Which of the following is another zero?
A.
-1
B.
1 +
i
C.
1 -
i
D.
4
Hint
3.
Find all of the roots of the equation
A.
B.
C.
D.
Hint
4.
Find all the zeros of
.
A.
B.
C.
D.
Hint
5.
How many possible real zeros are there for the polynomial
?
A.
0
B.
4
C.
6
D.
2
Hint