Среди многочленов выберите равный многочлену:
13
,
6
y
3
x
4
c
10
−
4
k
2
+
3
.
17
x
4
⋅
1
,
8
⋅
y
⋅
4
9
c
10
+
4
k
2
+
3
17
x
4
⋅
1
,
8
⋅
y
⋅
4
9
c
10
+
4
k
2
+
3
(
−
7
)
x
4
⋅
(
−
1
,
8
)
⋅
y
3
⋅
(
−
4
9
)
c
10
+
4
k
2
+
3
(
−
7
)
x
4
⋅
(
−
1
,
8
)
⋅
y
3
⋅
(
−
4
9
)
c
10
+
4
k
2
+
3
17
⋅
0
,
8
(
x
2
c
5
)
2
y
3
+
4
k
k
+
3
+
0
17
⋅
0
,
8
(
x
2
c
5
)
2
y
3
+
4
k
k
+
3
+
0