实数x,y满足不等式组{y>=0{x-y>=0{2x-y-2>=0则ω=(y-1)/(x+1)的范围

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实数x,y满足不等式组{y>=0{x-y>=0{2x-y-2>=0则ω=(y-1)/(x+1)的范围

实数x,y满足不等式组{y>=0{x-y>=0{2x-y-2>=0则ω=(y-1)/(x+1)的范围
实数x,y满足不等式组{y>=0
{x-y>=0
{2x-y-2>=0
则ω=(y-1)/(x+1)的范围

实数x,y满足不等式组{y>=0{x-y>=0{2x-y-2>=0则ω=(y-1)/(x+1)的范围
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