若圆x²+y²+2x-4y+1=0上的任意一点关于直线2ax-by+2=0(a,b∈R+)的对称点仍在圆上,则1/a+2/b的最小值为 4√2.2√2.3+2√2.3+4√2
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![若圆x²+y²+2x-4y+1=0上的任意一点关于直线2ax-by+2=0(a,b∈R+)的对称点仍在圆上,则1/a+2/b的最小值为 4√2.2√2.3+2√2.3+4√2](/uploads/image/z/6855195-3-5.jpg?t=%E8%8B%A5%E5%9C%86x%26%23178%3B%2By%26%23178%3B%2B2x-4y%2B1%3D0%E4%B8%8A%E7%9A%84%E4%BB%BB%E6%84%8F%E4%B8%80%E7%82%B9%E5%85%B3%E4%BA%8E%E7%9B%B4%E7%BA%BF2ax-by%2B2%3D0%28a%2Cb%E2%88%88R%2B%29%E7%9A%84%E5%AF%B9%E7%A7%B0%E7%82%B9%E4%BB%8D%E5%9C%A8%E5%9C%86%E4%B8%8A%2C%E5%88%991%2Fa%2B2%2Fb%E7%9A%84%E6%9C%80%E5%B0%8F%E5%80%BC%E4%B8%BA+4%E2%88%9A2.2%E2%88%9A2.3%2B2%E2%88%9A2.3%2B4%E2%88%9A2)
若圆x²+y²+2x-4y+1=0上的任意一点关于直线2ax-by+2=0(a,b∈R+)的对称点仍在圆上,则1/a+2/b的最小值为 4√2.2√2.3+2√2.3+4√2
若圆x²+y²+2x-4y+1=0上的任意一点关于直线2ax-by+2=0(a,b∈R+)的对称点仍在圆上,则1/a+2/b的最小值为 4√2.2√2.3+2√2.3+4√2
若圆x²+y²+2x-4y+1=0上的任意一点关于直线2ax-by+2=0(a,b∈R+)的对称点仍在圆上,则1/a+2/b的最小值为 4√2.2√2.3+2√2.3+4√2
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