已知x,y满足约束条件:x-y+1>=0,x+y-2>=0,x
已知x,y满足约束条件:x-y+1>=0,x+y-2>=0,x
已知变量x,y满足约束条件x+2y-3=0,y-1
已知x,y满足约束条件x-y+5>=0 x+y>=0 X
已知x,y 满足约束条件y>=2|x|,x+y-1
设x,y满足约束条件x>=0 x>=y 2x-y
已知xy满足约束条件y=2 2X+y
设变量X,Y满足约束条件{X-Y+3>=0,X+Y>=0,-2
线性规划的一道题已知变量x,y满足约束条件x+y-1=0x-y-1
简单线性规划问题1道题 x、y满足约束条件{2x-y>=0 2x+y>=0 x
已知变量x y 满足约束条件x-y+1≥0 x-2≤0 y+2≥0,则目标函数z=x+y的最大值.
已知x,y满足约束条件x-y-1≤0,(x-2)^2+y^2≤1,求Z=2x-3y的最小值
设x,y满足约束条件x>=0 y>=x 4x+3y