m
2
3
4
5
n
e
w
p
o
l
y
n
o
m
i
a
l
g
r
i
d
/
m
a
t
r
i
x
s
h
o
w
d
e
t
e
r
m
i
n
a
n
t
s
h
o
w
d
i
s
c
r
i
m
i
n
a
n
t
p
(
x
)
2
3
x
-
2
x
+
x
p
'
(
x
)
6
2
x
-
2
x
+
1
A
=
2
-
1
1
0
0
0
2
-
1
1
0
6
-
2
1
0
0
0
6
-
2
1
0
0
0
6
-
2
1
d
e
t
(
A
)
=
1
4
D
(
p
)
=
-
7