Algebra
Páginas: 4 (778 palabras)
Publicado: 23 de octubre de 2012
1) De 8 x8
A=[1 5 8 7 3 9 2 1;4 3 2 1 7 6 4 7;6 5 7 3 5 8 3 6;8 4 6 3 4 3 3 5;5 6 4 2 4 -5 6 5;3 4 5 4 3 2 3 4;5 4 -3 5 7 8 7 5;4 6 4 2 5 7 5 3]
A =
1 5 8 7 39 2 1
4 3 2 1 7 6 4 7
6 5 7 3 5 8 3 6
8 4 6 3 4 3 3 5
5 6 4 24 -5 6 5
3 4 5 4 3 2 3 4
5 4 -3 5 7 8 7 5
4 6 4 2 5 7 5 3b=[5;-2;4;8;-4;3;10;1]
b =
5
-2
4
8
-4
3
10
1
X=A\B
X =
-3.2782
-27.9115
13.1259
-3.5051
-8.39233.1174
32.2248
-0.9653
X = rref([A B])
X =
1.0000 0 0 0 0 0 0 0 -3.2781
0 1.0000 00 0 0 0 0 -27.9115
0 0 1.0000 0 0 0 0 0 13.1259
0 0 0 1.00000 0 0 0 -3.5051
0 0 0 0 1.0000 0 0 0 -8.3923
0 0 0 0 0 1.00000 0 3.1174
0 0 0 0 0 0 1.0000 0 32.2248
0 0 0 0 0 0 01.0000 -0.9653
_______________________________________________________________________________
2)8 x 8
A=[3 4 5 7 3 5 -5 -2;5 4 2 6 8 4 4 6;-4 4 -2 3 5 2 -8 8;10 2 -3 -4 -3 24 1;3 4 -3 -10 9 3 -2 -4;-3 3 5 2 -3 -6 2 5;3 4 3 2 3 -2 3 -3;-2 3 4 3 8 8 -9 6]
3 4 5 7 3 5 -5 -2
5 4 2 6 8 4 4 6...
A=[1 5 8 7 3 9 2 1;4 3 2 1 7 6 4 7;6 5 7 3 5 8 3 6;8 4 6 3 4 3 3 5;5 6 4 2 4 -5 6 5;3 4 5 4 3 2 3 4;5 4 -3 5 7 8 7 5;4 6 4 2 5 7 5 3]
A =
1 5 8 7 39 2 1
4 3 2 1 7 6 4 7
6 5 7 3 5 8 3 6
8 4 6 3 4 3 3 5
5 6 4 24 -5 6 5
3 4 5 4 3 2 3 4
5 4 -3 5 7 8 7 5
4 6 4 2 5 7 5 3b=[5;-2;4;8;-4;3;10;1]
b =
5
-2
4
8
-4
3
10
1
X=A\B
X =
-3.2782
-27.9115
13.1259
-3.5051
-8.39233.1174
32.2248
-0.9653
X = rref([A B])
X =
1.0000 0 0 0 0 0 0 0 -3.2781
0 1.0000 00 0 0 0 0 -27.9115
0 0 1.0000 0 0 0 0 0 13.1259
0 0 0 1.00000 0 0 0 -3.5051
0 0 0 0 1.0000 0 0 0 -8.3923
0 0 0 0 0 1.00000 0 3.1174
0 0 0 0 0 0 1.0000 0 32.2248
0 0 0 0 0 0 01.0000 -0.9653
_______________________________________________________________________________
2)8 x 8
A=[3 4 5 7 3 5 -5 -2;5 4 2 6 8 4 4 6;-4 4 -2 3 5 2 -8 8;10 2 -3 -4 -3 24 1;3 4 -3 -10 9 3 -2 -4;-3 3 5 2 -3 -6 2 5;3 4 3 2 3 -2 3 -3;-2 3 4 3 8 8 -9 6]
3 4 5 7 3 5 -5 -2
5 4 2 6 8 4 4 6...
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