共50条信息
曲线\(y=\ln (2x-1)\)上的点到直线\(2x-y+3=0\)的最短距离是( )
点\(P\)是曲线\(x^{2}-y-2\ln \sqrt{x}=0\)上任意一点,则点\(P\)到直线\(4x+4y+1=0\)的最短距离是( )
直线\(2x-2y+1=0\)到直线\(x-y+1=0\)的距离是 ( )
已知直线\(x+2y-1=0\)与直线\(2x+\left( m+1 \right)y+m-2=0\)平行,则它们之间的距离为
若直线\(l_{1}:x-2y+1=0\)与\(l_{2}:2x+ay-2=0\)平行,则\(l_{1}\)与\(l_{2}\)的距离为\((\) \()\)
若两平行直线\({{l}_{1}}\):\(x-2y+m=0(m > 0)\)与\({{l}_{2}}\):\(2x+ny-6=0\)之间的距离是\(\sqrt{5}\),则\(m+n=\)
点\(P\)是曲线\(y=x^{2}-\ln x\)上任意一点,则点\(P\)到直线\(x-y+2=0\)的最短距离为\((\) \()\)
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