2
x
1
=
____________________
2
x
2
=
____________________
2
x
3
=
____________________
2
x
4
=
____________________
2
x
5
=
____________________
2
x
6
=
____________________
2
x
7
=
____________________
2
x
8
=
____________________
2
x
9
=
____________________
2
x
10
=
____________________
II
x
I
=
____________________
II
x
II
=
____________________
II
x
III
=
____________________
II
x
IV
=
____________________
II
x
V
=
____________________
II
x
VI
=
____________________
II
x
VII
=
____________________
II
x
VIII
=
____________________
II
x
IX
=
____________________
II
x
X
=
____________________