Ðåøèòü ñèñòåìó ëèíåéíûõ óðàâíåíèé (íîìåð çàäàíèÿ - ýòî íîìåð ñòóäåíòà ïî æóðíàëó)
Âàðèàíò |
ÑËÀÓ |
Âàðèàíò |
ÑËÀÓ |
1 |
2,7x1+3,3x2+1,3x3=2,1; 3,5x1–1,7x2+2,8x3=1,7; 4,1x1+5,8x2–1,7x3=0,8 |
2 |
0,34x1+0,71x2+0,63x3=2,08; 0,71x1–0,65x2–0,18x3=0,17; 1,17x1–2,35x2+0,75x3=1,28
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3 |
1,7x1+2,8x2+1,9x3=0,7; 2,1x1+3,4x2+1,8x3=1,1; 4,2x1–3,3x2+1,3x3=2,1 |
4 |
3,75x1–0,28x2+0,17x3=0,75; 2,11x1–0,11x2–0,12x3=1,11; 0,22x1–3,17x2+1,81x3=0,05
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5 |
3,1x1+2,8x2+1,9x3=0,2; 1,9x1+3,1x2+2,1x3=2,1; 7,5x1+3,8x2+4,8x3=5,6
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6 |
0,21x1–0,18x2+0,75x3=0,11; 0,13x1+0,75x2–0,11x3=2,00; 3,01x1–0,33x2+0,11x3=0,13
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7 |
9,1x1+5,6x2+7,8x3=9,8; 3,8x1+5,1x2+2,8x3=6,7; 4,1x1+5,7x2+1,2x3=5,8
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8 |
0,13x1–0,14x2–2,00x3=0,15; 0,75x1+0,18x2–0,77x3=0,11; 0,28x1–0,17x2+0,39x3=0,12
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9 |
3,3x1+2,1x2+2,8x3=0,8; 4,1x1+3,7x2+4,8x3=5,7; 2,7x1+1,8x2+1,1x3=3,3
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10 |
3,01x1–0,14x2–0,15x3=1,00; 1,11x1+0,13x2–0,75x3=0,13; 0,17x1–2,11x2+0,71x3=0,17
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11 |
7,6x1+5,8x2+4,7x3=10,1; 3,8x1+4,1x2+2,7x3=9,7; 2,9x1+2,1x2+3,8x3=7,8
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12 |
0,92x1–0,83x2+0,62x3=2,15; 0,24x1–0,54x2+0,43x3=0,62; 0,73x1–0,81x2–0,67x3=0,88
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13 |
3,2x1–2,5x2+3,7x3=6,5; 0,5x1+0,34x2+1,7x3=-0,2 1,6x1+2,3x2–1,5x3=4,3
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14 |
1,24x1–0,87x2–3,17x3=0,46; 2,11x1–0,45x2+1,44x3=1,50; 0,48x1+1,25x2–0,63x3=0,35
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15 |
5,4x1–2,3x2+3,4x3=-3; 4,2x1+1,7x2–2,3x3=2,7; 3,4x1+2,4x2+7,4x3=1,9
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16 |
0,64x1–0,83x2+4,2x3=2,23; 0,58x1–0,83x2+1,43x3=1,71; 0,86x1+0,77x2+0,88x3=–0,54
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17 |
3,6x1+1,8x2–4,7x3=3,8; 2,7x1–3,6x2+1,9x3=0,4; 1,5x1+4,5x2+3,3x3=-1,6
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18 |
0,32x1–0,42x2+0,85x3=1,32; 0,63x1–1,43x2–0,58x3=-0,44; 0,84x1–2,23x2–0,52x3=0,64
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Âàðèàíò |
ÑËÀÓ |
Âàðèàíò |
ÑËÀÓ |
19 |
5,6x1+2,7x2–1,7x3=1,9; 3,4x1–3,6x2–6,7x3=-2,4; 0,8x1+1,3x2+3,7x3=1,2
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20 |
0,73x1+1,24x2–0,38x3=0,58; 1,25x1+0,66x2–0,78x3=0,66; 0,75x1+1,22x2–0,83x3=0,92
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21 |
2,7x1+0,9x2–1,5x3=3,5; 4,5x1–2,8x2+6,7x3=2,6; 5,1x1+3,7x2–1,4x3=-0,14
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22 |
0,62x1–0,44x2–0,86x3=0,68; 0,83x1+0,42x2–0,56x3=1,24; 0,58x1–0,37x2–0,62x3=0,87
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23 |
4,5x1–3,5x2+7,4x3=2,5; 3,1x1–0,6x2–2,3x3=-1,5; 0,8x1+7,4x2–0,5x3=6,4
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24 |
1,26x1–2,34x2+1,17x3=3,14; 0,75x1+1,24x2–0,48x3=–1,17; 3,44x1–1,85x2+1,16x3=1,83
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25 |
3,8x1+6,7x2–1,2õ3=5,2; 6,4x1+1,3x2–2,7x3=3,8; 2,4x1–4,5x2+3,5x3=–0,6
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26 |
0,46x1+1,72x2+2,53x3=2,44; 1,53x1–2,32x2–1,83x3=2,83; 0,75x1+0,86x2+3,72x3=1,06
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27 |
5,4x1–6,2x2–0,5x3=0,52; 3,4x1+2,3x2+0,8x3=-0,8; 2,4x1–1,1x2+3,8x3=1,8
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28 |
2,47x1+0,65x2–1,88x3=1,24; 1,34x1+1,17x2+2,54x3=2,35; 0,86x1–1,73x2–1,08x3=3,15
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29 |
7,8x1+5,3x2+4,8x3=1,8; 3,3x1+1,1x2+1,8x3=2,3; 4,5x1+3,3x2+2,8x3=3,4
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30 |
4,24x1+2,73x2–1,55x3=1,87; 2,34x1+1,27x2+3,15x3=2,16; 3,05x1–1,05x2–0,63x3=–1,25
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31 |
3,8x1+4,1x2–2,3x3=4,8; 2,1x1+3,9x2–5,8x3 = 3,3; 1,8x1+1,1x2–2,1x3=5,8
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32 |
0,43x1+1,24x2–0,58x3=2,71; 0,74x1+0,83x2+1,17x3=1,26; 1,43x1 - 1,58x2+0,83x3=1,03
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33 |
1,7x1–2,2x2+3,0x3=1,8; 2,1x1+1,9x2–2,3x3=2,8; 4,2x1+3,9x2–3,1x3=5,1
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34 |
0,43x1+0,63x2+1,44x3=2,18; 1,64x1–0,83x2–2,45x3=1,84; 0,58x1+1,55x2+3,18x3=0,74
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35 |
2,8x1+3,8x2–3,2x3=4,5; 2,5x1–2,8x2+3,3x3=7,1; 6,5x1–7,1x2+4,8x3=6,3
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36 |
1,24x1+0,62x2–0,95x3=1,43; 2,15x1–1,18x2+0,57x3=2,43; 1,72x1–0,83x2+1,57x3=3,88
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Âàðèàíò |
ÑËÀÓ |
Âàðèàíò |
ÑËÀÓ |
37 |
3,3x1+3,7x2+4,2x3=5,8; 2,7x1+2,3x2–2,9x3=6,1; 4,1x1+4,8x2–5,0x3=7,0
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38 |
0,62x1+0,56õ2–0,43x3=1,16; 1,32x1–0,88x2+1,76x3=2,07; 0,73x1+1,42x2–0,34x3=2,18
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39 |
7,1x1+6,8x2+6,1x3=7,0; 5,0x1+4,8x2+5,3x3=6,1; 8,2x1+7,8x2+7,1x3=5,8
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40 |
1,06x1+0,34x2+1,26x3=1,17; 2,54x1–1,16x2+0,55x3=2,23; 1,34x1–0,47x2–0,83x3=3,26
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