4
x
2
= ?
8
x
1
= ?
3
x
1
= ?
6
x
2
= ?
9
x
0
= ?
9
x
1
= ?
6
x
0
= ?
0
x
6
= ?
18
x
1
= ?
2
x
1
= ?
0
8
3
9
18
2
8
0
12
0
3
x
4
= ?
6
x
0
= ?
1
x
9
= ?
3
x
5
= ?
16
x
0
= ?
2
x
6
= ?
6
x
1
= ?
11
x
0
= ?
1
x
5
= ?
11
x
0
= ?
9
12
0
12
6
0
0
15
5
0
20
0
0
conicimo