23 2X 1 X 1 X 2X 4X 8� � 3 2 X 2X 28 X 4 X 8...
24/
2
3
2
x 1
x 1
x
2x
4x 8
�
�
x
2x
28 x 4
x 8
.
x
�
�
2
2
x
4 x
4x 4
= 0
2
�
�
= 0 28/
x 1 4 x
x
3x 4
24/
2
3
2
x 1
x 1
x
2x
4x 8
�
�
x
2x
28 x 4
x 8
.
x
�
�
2
2
x
4 x
4x 4
= 0
2
�
�
= 0 28/
x 1 4 x
x
3x 4