如果实数x,y满足条件x-y+1>=0,y+1>=0,x+y+1
实数x,y满足{x-y+1>=0;y+1>=0;x+y+1
若实数x,y满足x-y+1>=0,x+y>=0,x
若实数x,y满足x-y+1》=0,x+y>=0,x
已知实数x,y满足条件{2x-y+1≥0,2x+y≥0,x≤1,求z=x+3y的最小值.
如果实数X,Y,满足X^2+Y^2-4X+1= 0,求Y/x的最大值,Y-X的最小值.
已知实数x,y满足x²+y²-xy+2x-y+1=0 求x y
已知实数x,y满足条件|2x+3y+1|+(x+3y+5)²=0,求式子(-2xy)²×(-y
若实数x,y满足条件0≤x≤10≤y≤22y−x≥1
已知实数x,y满足条件x≥0,y≥x,3x+4y≤12,则(x+2y+3)/(x +1)的最大值是
如果实数x,y满足||x-1|+(x+y)²=0那么xy的值等于
已知实数x y满足x×x+y×y-xy+2x-y+1=0 试求x y的值
若实数X,Y满足X²+Y²+4X-2Y +1=0,则X²-6X+Y²-2Y的最大