设实数XY满足x^2+(y-1)^2=1若对满足条件xy不等式y/(x-3)+c≥0恒成立,则c的取值范围是( )
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![设实数XY满足x^2+(y-1)^2=1若对满足条件xy不等式y/(x-3)+c≥0恒成立,则c的取值范围是( )](/uploads/image/z/1014643-19-3.jpg?t=%E8%AE%BE%E5%AE%9E%E6%95%B0XY%E6%BB%A1%E8%B6%B3x%5E2%2B%28y-1%29%5E2%3D1%E8%8B%A5%E5%AF%B9%E6%BB%A1%E8%B6%B3%E6%9D%A1%E4%BB%B6xy%E4%B8%8D%E7%AD%89%E5%BC%8Fy%2F%EF%BC%88x-3%EF%BC%89%2Bc%E2%89%A50%E6%81%92%E6%88%90%E7%AB%8B%2C%E5%88%99c%E7%9A%84%E5%8F%96%E5%80%BC%E8%8C%83%E5%9B%B4%E6%98%AF%EF%BC%88+%EF%BC%89)
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设实数XY满足x^2+(y-1)^2=1若对满足条件xy不等式y/(x-3)+c≥0恒成立,则c的取值范围是( )
设实数XY满足x^2+(y-1)^2=1若对满足条件xy不等式y/(x-3)+c≥0恒成立,则c的取值范围是( )
设实数XY满足x^2+(y-1)^2=1若对满足条件xy不等式y/(x-3)+c≥0恒成立,则c的取值范围是( )
x=1,y=2 则2/(-2)+c>=0 则c>=1
x^2+(y-1)^2=1描述的是在该方程所表示的圆上的点。对y/x-3+c>=0分两种。①y>=0时,c>=3-x,则c>=3;②y<=0时,c<=3-x,则c<=0.综上所述,则c的取值范围是c>=3和c<=0.
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