Respostas

2013-08-12T18:23:20-03:00
D = a11  a12  a13
      a21  a22  a23

2i+8j

2.1+8.1
2+8
10

2.1+8.2
2+16
18

2.1+8.3
2+24
26

2.2+8.1
4+8
12

2.2+8.2
4+16
20

2.2+8.3
4+24
28

D = 10  18  26
      12  20  28
1 5 1