买入付出:1000*5*(1+0.005)=5025
获利后需要得到:6025
卖出得到 1000*x*(1-0.005)=6025
x=6.055276
Y-2X=M ----(1)
2Y+3X=M+1 ----(2)
得8Y+12X-Y+2X=4M+4-M
7Y+14X=3M+4
Y+2X=(3M+4)/7
2X+Y>=0
(3M+4)/7>=0
M>=-4/3
买入付出:1000*5*(1+0.005)=5025
获利后需要得到:6025
卖出得到 1000*x*(1-0.005)=6025
x=6.055276
Y-2X=M ----(1)
2Y+3X=M+1 ----(2)
得8Y+12X-Y+2X=4M+4-M
7Y+14X=3M+4
Y+2X=(3M+4)/7
2X+Y>=0
(3M+4)/7>=0
M>=-4/3