Solving Polynomial Equations In Factored Form Page 2
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1
2
3Ex. #1
Solve the following polynomial equations.
2
1.
(
x
4
)(
x
) 1
0
2.
(
x
) 8
0
3.
3 (
x
2
)(
4
x
3
)(
x
) 4
0
2
4.
5.
(
x
) 2
0
6.
(
x
9
)(
x
) 7
0
(
x
3
)(
2
x
5
)(
5
x
) 1
0
Quiz Review:
2
3
2
5
4
3
1. The expression
wy
(8
y
2
y
7 )
y
simplifies to
40
y
10
y
35
y
. What must be the value of w?
A. -8
B. -5
C. 5
D. 8
2. What are the values of a, b, and c that make this equation true?
2
2
(2
x
5)(
x
2) (
ax
bx c
) 6
x
4
x
7
A. a = 4, b = -3, c = 3
B. a = 4, b = 1, c = -4
C. a = -4, b = -3, c = 3
D. a = -4, b = 1, c = -4
3. Solve the following.
2
a.
(
b
1
)(
b
) 3
0
b.
(
t
3
)(
t
) 5
0
c.
(
x
) 7
0
d.
(
y
9
)(
y
) 2
0
e.
3 (
d
6
)(
2
d
) 5
0
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