Лабораторные работы по численным методам. Назарова Л.И - 3 стр.

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5
15.
=−−
=−+
=−−
87,0
3
62,0
2
37,0
1
58,0
24,1
3
56,0
2
42,0
1
83,0
68,0
3
86,0
2
44,0
1
62,0
xxx
xxx
xxx
16.
=+−
=−+
=+−
13,0
3
11,0
2
33,0
1
01,3
00,2
3
11,0
2
75,0
1
13,0
11,0
3
75,0
2
18,0
1
21,0
xxx
xxx
xxx
17.
=−−
=++
=−−
03,1
3
68,0
2
34,1
1
57,2
43,1
3
18,1
2
67,0
1
72,0
15,2
3
23,1
2
72,1
1
15,3
xxx
xxx
xxx
18.
=++
=−−
=−+
16,1
3
74,0
2
32,2
1
78,1
77,0
3
73,1
2
24,1
1
74,0
27,1
3
65,0
2
72,0
1
02,1
xxx
xxx
xxx
19.
=++
=−−
=++
06,1
3
72,3
2
86,0
1
75,0
83,2
3
83,1
2
32,2
1
53,1
44,2
3
53,2
2
72,1
1
46,0
xxx
xxx
xxx
20.
−=++
=−−
=+−
54,0
3
88,0
2
77,0
1
86,0
71,1
3
43,1
2
83,0
1
58,0
23,2
3
20,4
2
83,0
1
64,0
xxx
xxx
xxx
21.
−=−−
=++
=−+
25,1
3
63,0
2
05,1
1
05,3
16,2
3
15,3
2
27,1
1
34,2
87,1
3
55,1
2
73,2
1
24,4
xxx
xxx
xxx
6
22.
=+−
−=−+
=+−
83,1
3
16,1
2
85,1
1
44,3
17,1
3
48,0
2
24,1
1
75,0
14,3
3
17,1
2
34,2
1
26,1
xxx
xxx
xxx
23.
=−−
=++
=−+
15,3
3
08,1
2
73,1
1
86,0
35,2
3
54,2
2
17,1
1
34,1
24,1
3
88,1
2
65,0
1
47,2
xxx
xxx
xxx
24.
=+−
=++
=−+
03,1
3
83,0
2
58,1
1
43,1
26,1
3
17,1
2
83,0
1
74,0
71,2
3
58,0
2
24,1
1
43,0
xxx
xxx
xxx
25.
=+−
=+−
=−+
88,3
3
57,1
2
83,0
1
72,1
43,2
3
57,0
2
18,1
1
15,2
43,1
3
95,0
2
62,0
1
24,1
xxx
xxx
xxx
26.
=−−
=+−
=++
26,3
3
83,0
2
47,0
1
34,1
23,2
3
55,0
2
16,1
1
54,2
17,1
3
26,1
2
34,0
1
06,1
xxx
xxx
xxx
27.
−=+−
=−+
=+−
76,0
3
95,1
2
48,0
1
56,0
23,1
3
64,0
2
53,0
1
27,0
36,0
3
82,1
2
83,0
1
73,1
xxx
xxx
xxx
28
−=−−
=++
=−+
45,0
3
53,2
2
14,1
1
92,0
07,2
3
12,1
2
18,0
1
42,1
06,1
3
93,0
2
72,1
1
18,2
xxx
xxx
xxx
    0, 62 x1 − 0, 44 x2 − 0,86 x3 = 0, 68            1, 26 x1 − 2,34 x2 +1,17 x3 =3,14
15.  0 ,83 x1 + 0 , 42 x2 − 0 , 56 x3 =1, 24    22. 0 , 75 x1 +1, 24 x 2 − 0 , 48 x3 = −1,17
    0,58 x1 − 0,37 x2 − 0, 62 x3 = 0,87              3, 44 x1 −1,85 x2 +1,16 x3 =1,83
    0, 21x1 − 0,18 x2 + 0, 75 x3 = 0,11             2, 47 x1 + 0, 65 x2 −1,88 x3 =1, 24
16. 0 ,13 x1 + 0 , 75 x 2 − 0 ,11 x3 = 2 , 00   23. 1, 34 x1 +1,17 x 2 + 2 , 54 x3 = 2 , 35
     3, 01x1 − 0,33 x2 + 0,11x3 = 0,13               0,86 x1 −1, 73 x2 −1, 08 x3 =3,15
     3,15 x1 −1, 72 x2 −1, 23 x3 = 2,15             0, 43 x1 +1, 24 x2 − 0,58 x3 = 2, 71
17. 0 , 72 x1 + 0 , 67 x 2 +1,18 x3 =1, 43      24.  0 , 74 x1 + 0 ,83 x 2 +1,17 x3 =1, 26
    2,57 x1 −1,34 x2 − 0, 68 x3 =1, 03               1, 43 x1 −1,58 x2 + 0,83 x3 =1, 03
    1, 02 x1 + 0, 72 x2 − 0, 65 x3 =1, 27           1, 24 x1 + 0, 62 x2 − 0,95 x3 =1, 43
18. 0 , 74 x1 −1, 24 x 2 −1, 73 x3 = 0 , 77     25. 2 ,15 x1 −1,18 x 2 + 0 , 57 x3 = 2 , 43
    1, 78 x1 + 2,32 x2 + 0, 74 x3 =1,16             1, 72 x1 − 0,83 x2 +1,57 x3 =3,88
    0, 46 x1 +1, 72 x2 + 2,53 x3 = 2, 44             1, 06 x1 + 0,34 x2 +1, 26 x3 =1,17
19.  1, 53 x1 − 2 , 32 x 2 −1,83 x3 = 2 ,83     26.  2 , 54 x1 −1,16 x2 + 0 , 55 x3 = 2 , 23
     0, 75 x1 + 0,86 x2 + 3, 72 x3 =1, 06           1,34 x1 − 0, 47 x2 − 0,83 x3 =3, 26
     0, 64 x1 − 0,83 x2 + 4, 20 x3 = 2, 23           1, 73 x1 − 0,83 x2 +1,82 x3 = 0,36
20.  0 , 58 x1 − 0 ,83 x2 −1, 43 x3 =1, 71      27.  0 , 27 x1 + 0 , 53 x 2 − 0 , 64 x3 =1, 23
    0,86 x1 + 0, 77 x2 + 0,88 x3 = −0,54            0,56 x1 − 0, 48 x2 +1,95 x3 = −0, 76
     4, 24 x1 + 2, 73 x2 −1,55 x3 =1,87              2,18 x1 +1, 72 x2 − 0,93 x3 =1, 06
21.  2 , 34 x1 +1, 27 x2 + 3,15 x3 = 2 ,16       28  1, 42 x1 + 0 ,18 x2 +1,12 x3 = 2 , 07
    3, 05 x1 −1, 05 x2 − 0, 63 x3 = −1, 25          0,92 x1 −1,14 x2 − 2,53 x3 = −0, 45


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