1ª LISTA DE CÁLCULO NUMÉRICO

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1ª LISTA EXERCÍCIOS DE CÁLCULO NUMÉRICO 
 
1 – Resolva os sistemas lineares abaixo pelo método da Eliminação de Gauss e calcule o erro. 
 
a) 








7z5yx4
5,0zyx
8zy5x2
 b) 








5,3zyx
21z2y6x4
17z3y2x
 c) 








1
532
10234
zyx
zyx
zyx
 d) 








4,1z4y3x
6,15zy6x2
2,2zy2x5
 
 
e) 











3,12w2zy5x4
2,10wzyx
6,6wz4yx
9,6wzy3x2
 f)
 











7w4zy2
6wz5yx3
1w2zy4x2
0wz3y2x
 
g)
 














12x6xx4x2x2
5x2xx4x3x6
0x3x4xx3x4
5x2xx2x4
1xxx2xx2
54321
54321
54321
4321
54321
 
 
Respostas: a) 










0
1
5,1
 b) 










3
5,2
3
 c) 










0
2
1
 d) 










 8,0
2
4,1
 e)












2,4
3
1,2
9,0
 f) 












2
1
0
1
 g) 
















 2
5,0
1
2
25,0