1. D2Y/DX2 + Y/4 - 8 = 0   analyt.  x=5, y=71.943           0    0.25 0    0    0    0     5    5    71.940     -8   0    11.95 2.  D2Y/DX + DY/DX - Y^2 -4 = 0                             1    0    -1   0    0    1     1    20   3.3625.17  -4   0    0.067 3.  G*D2Y/DX2 - DY/DX  - R*Y = 0  G=0.1 R=2                 -10  -20  0    0    0    0.177 0    20   0.85 -1.46 0    1    0     4.  G*D2Y/DX2 - DY/DX  - R*Y^2 = 0  G=0.1 R=2               -10  0    -20  0    0    0.371 0    10   0.88 -1.23 0    1    0     5.    D2Y/DX2 -2*  X -10= 0                                 0    0    0    -2   0    0     10   20   833  200   -10  0    0     6.  D2Y/DX2  +  4*Y -10* X + 4 = 0                          0    4    0    -10  0    0     4    20   7.62 0.88  4    0    0     7.  D2Y/DX2 + 2* DY/DX  +  4*Y = 0                          2    4    0    0    0    2     1    10   0.301-1.6770    0    0     8.  D2Y/DX2 + 2* DY/DX  +  4*Y - 3*X + 4 = 0                2    4    0    -3   0    2     5    5    2.36 0.719 4    0    0     9. D2Y/DX2 + Y/4 - 8 = 0   analyt.  x=5, y=71.94            0    0.25 0    0    0    0     10   20   0    -11.95-8   0    11.95 10. D2Y/DX2 +DY/DX - 8 = 0                                  1    0    0    0    0    0     1    80   2.94 5.05  -8   0    0