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