若实数x,y满足不等式组x-y+1≥0x+y-1≤0y≥0
若实数x,y满足不等式组x-y+1≥0x+y-1≤0y≥0
设实数x,y满足不等式组y+x≤1y-x≤1y≥0
若实数x,y满足不等式组2x+y≤4x≥0y≥0
若实数X,Y满足不等式组y≤2,x-y≥0,x-2y≤0.则z=x+y的最大值为
若实数x,y满足不等式组x+3y−3≥02x−y−3≤0x−my+1≥0
(2012•商丘二模)设实数x,y满足不等式组y+x≤1y−x≤1y≥0
(2014•闸北区三模)设实数x,y满足不等式组y+x≤1y−x≤1y≥0
若实数x,y满足不等式组x>=0 ,y>=0,x+2y
若实数xy满足不等式组x-2y≥0,x+y-3≥0,x-y-3≤0,则2x-y的最小值为?
若实数x,y满足不等式组2x−y≥0x+y−3≥03x+y−8≤0
若实数x、y满足不等式组x+y≥22x−y≤4x−y≥0
1.若实数X,Y满足不等式组 y≥0 x-y≤4 2x-y-2≥0,则W=(y-1)/(x+1)的取值范围是?