你可能感兴趣的试题
2x+4y-z=0 2x+2y-3z=0 2x+y-Z=0 x+2y-3z=0
2x+4y-z+1=0 2x+2y-3z-7=0 2x-6y+2z-7=0 2x+ 6y-2z+7=0
2x+4y-z=0 2x+2y-3z=0 2x+y-z=0 x+2y-3z=0
3x+2y+7z=0 3x-2y+7z=0 3x-2y-7z=0 x-2y+7z=0
6 6 12 7 11 11 8 5 10 5 11 11 9 6 12 9 10 15 8 10 10 5 9 10
X2+2Y22XY2 2X2+Y22X2Y 3X2+Y22X3Y X2+3Y22XY3
6x-3y+2z=31 4x-y+2z=31 6x-3y+2z=10 4x-y+2z=10
2x+4y-z+1=0 2x+2y-3z-7=0 2x-6y+2z-7=0 2x+6y-2z+7=0
6 6 12
7 11 11 8 5 10
5 11 11 9 6 12
9 10 15 8 10 10
5 9 10
x-2y+3z=8 x-2y+3z=10 x+2y+z=8 x+2y+z=10
3x+2y+7z=0 3x-2y+7z=0 3x-2y-7z=0 x-2y+7z=0
2x+8y+12z+41=0 2x+8y+12z-41=0 2x-8y+12z+41=0 2x+8y-12z+41=0
6 6 12 7 11 11 8 5 10 5 11 11 9 6 12 9 10 15 8 10 10 5 9 10
3x+2y+7z=0 3x-2y+7z=0 3x-2y-7z=0 x-2y+7z=0
6 6 12
7 11 11 8 5 10
5 11 11 9 6 12
9 10 15 8 10 10
5 9 10
x-2y+3z=8 x-2y+3z=10 x+2y+z=8 x+2y+z=10
2x+8y+z+8=0 2x-8y+z+8=0 2x+8y-z+8=0 2x+8y+z-8=0