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1. -3x + 2y - 4z = 15; 4x - 5y + 3z = -27; 5x + 3y - 4z = 28. 2. -4x - 3y + 2z = -12; -5x - 4y + 5z = -22; -2x + 3y - z = -9.
3. 3x + 2y + 4z = -9; 2x - 2y + 5z = 2; 4x - y + 4z = -11. 4. 4x + 4y + z = -27; -5x + 5y + 4z = -1; 2x - y - 3z = -5.
5. 4x + y - 3z = -34; -5x - 2y + 2z = 41; 2x - 4y - 3z = 1. 6. 5x + 4y + 4z = -3; -5x - 3y + 4z = -1; 5x - 2y - 2z = -21.
7. 4x + 4y - 4z = 4; -5x - y + 3z = 11; -5x + 3y - 2z = 21. 8. 2x - 5y - 5z = -1; -5x - 3y + z = 26; 5x - 2y - 2z = -13.
9. 3x + 3y + 3z = -27; -2x - 5y + 5z = -2; -2x + 2y + z = -17. 10. 4x + 4y - 5z = -17; -5x - 3y + 2z = -4; -4x + 4y + 3z = -9.
11. 4x - 2y - 3z = -13; 2x + 5y + 3z = -32; -4x - 2y - 5z = 25. 12. 3x - y + 5z = -10; 4x + 5y + 4z = -19; 4x + 4y - 2z = 14.
13. 3x - 4y - 3z = 21; -5x + 5y - 2z = -44; 3x - 2y + z = 23. 14. 5x + 2y - 3z = -37; -5x + 2y + z = 21; 2x + 4y + z = -20.
15. 3x - 2y + 4z = 31; 4x + 2y - 2z = 10; -3x - 5y + 2z = 1. 16. -3x - y - 5z = 1; -4x + 3y + 5z = 16; 3x - 5y - 4z = -7.
17. 5x - 3y - 2z = -2; 2x + 5y - 2z = 29; 5x + 5y + z = 41. 18. -3x + 4y + z = 1; -4x - y - 5z = 33; 2x - 4y - 3z = 9.
19. 3x - 2y + 3z = -15; -3x - 3y - 4z = 5; -4x - 4y - 3z = -5. 20. -3x + y - 5z = 2; 4x + 5y - 5z = 7; 2x - 3y + 2z = 12.
21. -5x - y - 4z = 44; 2x + 3y - 4z = 13; -2x + 5y + 2z = 5. 22. 2x + 3y - 4z = -3; 5x - 5y + 5z = 40; 2x + y + 5z = 31.
23. -3x - 5y + 3z = 31; -5x + 2y + 2z = 3; -3x + 3y + 5z = -11. 24. -5x - 2y - 4z = -2; -5x - 4y - 3z = 1; 4x + 3y + 4z = -2.
25. 3x - 5y + z = -17; 2x - 5y + 3z = -6; 3x - 4y - 2z = -25. 26. 4x - y + 2z = 18; 2x - 3y + 3z = 8; -4x - y - 5z = -28.
27. 3x - 3y + 4z = 8; 2x - 3y - 3z = 33; 3x - 3y - 2z = 32. 28. -2x + 3y - 3z = 2; -3x - 2y + 5z = 19; 5x + 3y - 4z = -27.
29. -2x + 5y - 2z = -24; -4x - 2y + 3z = 7; 2x + y - 5z = -7. 30. 2x - 2y - z = 3; 3x + 4y - 5z = 1; -5x - 4y + 3z = -15.

 


1.. , .

 
 
 
 
 
 

 

1.. .

1 3.681X1 - 4.425X2 + 7.642X3 - 3.463X4= 9.313 -4.142X1 - 2.628X2 - 4.196X3 + 5.170X4= 9.533 -2.725X1 - 6.801X2 - 2.162X3 + 4.207X4= -0.615 9.801X1 - 1.434X2 - 8.958X3 - 9.868X4= -5.260  
2 -3.958X1 + 1.512X2 - 8.600X3 + 0.096X4= 3.251 -4.398X1 - 6.249X2 - 5.512X3 + 1.210X4= -0.945 -3.476X1 - 4.553X2 - 7.078X3 + 9.401X4= 5.191 -7.794X1 + 9.536X2 - 5.179X3 + 6.712X4= -7.144  
3 1.917X1 + 1.231X2 - 3.034X3 + 7.783X4= -0.543 -6.542X1 - 1.236X2 - 8.218X3 - 6.194X4= -2.751 6.008X1 - 8.470X2 - 8.697X3 - 8.897X4= -8.304 6.378X1 - 4.637X2 + 4.292X3 - 7.115X4= -2.036  
4 -8.201X1 - 9.515X2 + 4.378X3 - 0.351X4= -5.143 -5.534X1 - 2.996X2 - 1.726X3 - 9.871X4= 0.951 7.999X1 + 0.869X2 - 5.663X3 - 7.375X4= -0.812 3.725X1 + 8.007X2 - 2.916X3 - 6.664X4= -2.538  
5 1.067X1 + 3.809X2 - 5.114X3 - 9.031X4= -7.272 -4.157X1 + 3.701X2 + 5.717X3 + 0.028X4= -3.803 -4.724X1 + 5.333X2 - 9.564X3 - 4.327X4= -5.141 8.394X1 - 1.890X2 - 3.166X3 - 9.602X4= -8.883  
6 0.893X1 + 5.862X2 - 6.596X3 - 8.056X4= 3.547 -6.431X1 + 7.731X2 + 6.375X3 - 8.256X4= -5.859 0.134X1 + 3.569X2 + 6.317X3 - 8.725X4= 1.981 -6.815X1 + 6.510X2 - 7.946X3 - 1.150X4= -7.049  
7 2.815X1 - 7.646X2 - 6.995X3 + 3.399X4= -5.249 -4.158X1 - 5.249X2 - 5.741X3 - 3.833X4= -5.139 -6.054X1 - 5.388X2 - 5.679X3 + 6.817X4= -5.111 -3.891X1 - 5.209X2 - 9.367X3 + 7.959X4= -9.982  
8 9.984X1 - 6.794X2 - 5.896X3 + 9.862X4= -9.804 -3.220X1 - 8.652X2 + 6.060X3 - 2.786X4= -9.648 -8.168X1 + 1.292X2 + 4.412X3 - 4.068X4= -6.622 -1.509X1 + 1.498X2 - 8.996X3 - 0.677X4= 6.045  
9 6.780X1 + 6.227X2 + 0.133X3 - 3.933X4= 6.629 -9.701X1 - 9.705X2 - 8.332X3 - 1.893X4= -6.501 -3.926X1 - 9.092X2 + 1.859X3 + 5.973X4= -5.174 -3.431X1 + 1.346X2 + 6.975X3 + 4.825X4= -4.748  
10 0.917X1 - 3.243X2 + 7.527X3 + 9.556X4= -0.222 -6.892X1 - 8.607X2 - 2.539X3 + 4.458X4= -0.035 -4.596X1 - 9.738X2 - 3.964X3 + 4.529X4= 6.881 -9.856X1 - 6.934X2 - 9.846X3 - 8.484X4= 3.696  
11 -5.253X1 - 9.071X2 - 3.960X3 + 1.717X4= -3.470 3.019X1 - 2.433X2 + 9.716X3 + 0.880X4= 2.486 3.738X1 + 2.640X2 - 6.742X3 - 8.617X4= -7.706 -6.519X1 - 8.621X2 - 1.401X3 + 6.562X4= -8.523
12 -3.849X1 - 6.298X2 + 0.456X3 - 5.146X4= -4.117 -8.976X1 + 6.111X2 - 8.514X3 - 3.188X4= -8.191 -8.605X1 - 0.822X2 - 7.741X3 - 6.778X4= -6.269 6.888X1 + 1.331X2 - 0.773X3 + 8.717X4= -4.840  
13 -1.482X1 + 6.658X2 + 7.998X3 + 4.923X4= -9.898 6.737X1 - 2.874X2 - 6.432X3 - 5.811X4= -2.626 -6.219X1 - 2.772X2 - 2.434X3 - 6.877X4= 5.550 4.642X1 + 6.562X2 - 2.724X3 - 6.679X4= -1.342  
14 -1.281X1 - 1.954X2 - 0.488X3 - 0.208X4= -1.808 0.903X1 + 2.833X2 + 4.167X3 - 4.456X4= 4.576 -7.571X1 - 7.427X2 + 8.728X3 + 8.896X4= -2.714 9.281X1 - 2.525X2 - 1.071X3 - 9.702X4= 6.040  
15 -0.492X1 + 8.095X2 - 5.811X3 - 1.096X4= 5.478 3.365X1 - 9.676X2 + 3.101X3 + 3.128X4= -1.427 -9.944X1 + 2.277X2 + 9.601X3 - 0.851X4= 7.054 4.851X1 + 2.404X2 - 5.224X3 - 8.136X4= 5.614  
16 4.359X1 - 2.271X2 + 5.041X3 - 8.600X4= -0.695 1.102X1 + 5.492X2 - 5.900X3 + 9.261X4= 7.585 -7.360X1 - 4.594X2 - 3.866X3 - 7.838X4= -6.070 -1.806X1 - 0.743X2 + 9.852X3 - 5.126X4= -7.894  
17 -8.141X1 - 3.238X2 + 9.762X3 - 7.753X4= -9.037 7.099X1 - 3.721X2 + 0.251X3 - 6.981X4= -6.020 9.160X1 + 5.789X2 - 5.053X3 - 4.199X4= 9.671 1.982X1 + 7.959X2 - 7.683X3 + 6.439X4= -7.467
18 -7.245X1 - 4.746X2 - 7.518X3 + 3.840X4= -9.634 4.383X1 + 0.230X2 - 5.712X3 + 8.494X4= 2.931 6.697X1 - 8.895X2 - 8.425X3 - 8.813X4= -2.491 -6.706X1 + 2.978X2 - 5.414X3 - 8.411X4= -4.405  
19 -5.490X1 + 2.072X2 - 5.387X3 - 1.754X4= -3.051 -3.202X1 + 2.506X2 + 3.695X3 + 3.596X4= 5.541 -8.164X1 - 9.165X2 - 6.115X3 + 3.521X4= -4.344 -8.026X1 - 3.997X2 - 2.761X3 - 4.021X4= -6.125  
20 -1.494X1 - 1.694X2 - 1.682X3 - 8.476X4= -3.308 -1.306X1 + 6.988X2 - 0.571X3 + 7.312X4= -3.014 1.543X1 - 7.812X2 - 0.382X3 - 4.658X4= -8.800 3.068X1 - 7.369X2 - 4.622X3 - 7.091X4= -2.363  
21 3.182X1 - 4.081X2 - 5.773X3 + 8.682X4= -8.010 -7.375X1 - 4.511X2 - 3.902X3 - 5.656X4= -0.500 -5.677X1 - 8.855X2 + 5.007X3 - 7.731X4= 9.878 1.512X1 + 4.616X2 - 6.371X3 - 4.611X4= -3.285  
22 0.428X1 + 9.616X2 + 6.036X3 - 3.468X4= 6.609 -7.557X1 - 3.882X2 - 1.792X3 - 9.518X4= -6.300 9.471X1 - 9.109X2 + 4.793X3 - 5.208X4= 6.874 -6.201X1 + 7.569X2 - 2.278X3 - 7.187X4= -0.714  
23 -5.813X1 + 7.630X2 + 5.929X3 - 2.214X4= -6.796 -5.136X1 - 3.579X2 + 5.374X3 - 6.675X4= 2.161 9.217X1 - 1.282X2 + 3.215X3 + 7.435X4= 7.311 -6.873X1 + 1.622X2 - 7.050X3 - 7.614X4= -2.487
24 -3.514X1 - 8.579X2 - 8.191X3 - 7.556X4= -9.006 -3.326X1 - 1.575X2 - 4.410X3 - 1.930X4= -6.694 -4.042X1 - 0.211X2 - 8.169X3 - 6.680X4= -8.012 -7.011X1 - 7.126X2 + 0.500X3 - 7.579X4= 9.937  
25 6.311X1 - 9.332X2 + 7.164X3 - 3.499X4= 9.060 -1.190X1 - 3.289X2 - 6.024X3 - 5.371X4= -1.914 -9.479X1 - 2.213X2 - 5.868X3 + 4.301X4= -4.296 3.827X1 - 8.897X2 - 5.339X3 - 2.483X4= 8.494  
26 0.733X1 - 1.591X2 - 9.246X3 + 6.641X4= 8.925 -2.679X1 - 7.656X2 - 6.556X3 - 8.759X4= -2.914 9.175X1 + 7.572X2 - 2.851X3 - 1.038X4= -7.309 -1.370X1 - 3.854X2 - 8.096X3 + 4.387X4= 1.420  
27 0.308X1 + 3.431X2 - 1.460X3 + 0.531X4= -5.597 -8.806X1 - 1.331X2 - 6.545X3 - 0.041X4= 0.652 -4.705X1 + 6.137X2 - 6.115X3 + 0.436X4= 9.469 -6.751X1 - 6.781X2 - 3.157X3 - 3.094X4= 6.662  
28 -6.960X1 - 3.971X2 + 8.160X3 + 3.154X4= -8.119 -2.934X1 + 1.010X2 - 8.832X3 + 5.985X4= 7.871 -3.528X1 - 6.058X2 + 1.384X3 - 5.378X4= 8.039 -9.502X1 - 4.212X2 + 9.937X3 + 5.340X4= 6.834  
29 0.516X1 + 1.168X2 + 5.848X3 - 7.526X4= 2.715 -9.195X1 - 3.881X2 - 9.791X3 - 2.940X4= -8.143 -5.059X1 - 5.637X2 + 9.493X3 + 7.762X4= -6.830 4.054X1 + 6.444X2 - 3.172X3 - 2.123X4= -2.320
30 6.340X1 + 2.731X2 - 6.129X3 + 5.436X4= -6.051 -4.035X1 + 6.198X2 + 3.685X3 - 5.727X4= -8.036 -4.869X1 - 8.315X2 - 0.896X3 + 1.293X4= 6.021 5.346X1 + 7.673X2 + 6.335X3 + 4.153X4= -7.508  

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29. -5-i 4+4i 30. -2+5i -4-3i

 





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