(1)以点A(2,0),B(2,-2)为直径的两个端点的圆的方程为___(2)直...(1)以点A(2,0),B(2,-2)为直径的两个端点的圆的方程为___(2)直线2x+3y+3=0与直线6x+9y+5=0的距离是___(3)设A为圆(x-
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![(1)以点A(2,0),B(2,-2)为直径的两个端点的圆的方程为___(2)直...(1)以点A(2,0),B(2,-2)为直径的两个端点的圆的方程为___(2)直线2x+3y+3=0与直线6x+9y+5=0的距离是___(3)设A为圆(x-](/uploads/image/z/12507147-27-7.jpg?t=%EF%BC%881%EF%BC%89%E4%BB%A5%E7%82%B9A%EF%BC%882%2C0%EF%BC%89%2CB%EF%BC%882%2C-2%EF%BC%89%E4%B8%BA%E7%9B%B4%E5%BE%84%E7%9A%84%E4%B8%A4%E4%B8%AA%E7%AB%AF%E7%82%B9%E7%9A%84%E5%9C%86%E7%9A%84%E6%96%B9%E7%A8%8B%E4%B8%BA___%EF%BC%882%EF%BC%89%E7%9B%B4...%EF%BC%881%EF%BC%89%E4%BB%A5%E7%82%B9A%EF%BC%882%2C0%EF%BC%89%2CB%EF%BC%882%2C-2%EF%BC%89%E4%B8%BA%E7%9B%B4%E5%BE%84%E7%9A%84%E4%B8%A4%E4%B8%AA%E7%AB%AF%E7%82%B9%E7%9A%84%E5%9C%86%E7%9A%84%E6%96%B9%E7%A8%8B%E4%B8%BA___%EF%BC%882%EF%BC%89%E7%9B%B4%E7%BA%BF2x%2B3y%2B3%3D0%E4%B8%8E%E7%9B%B4%E7%BA%BF6x%2B9y%2B5%3D0%E7%9A%84%E8%B7%9D%E7%A6%BB%E6%98%AF___%EF%BC%883%EF%BC%89%E8%AE%BEA%E4%B8%BA%E5%9C%86%EF%BC%88x-)
(1)以点A(2,0),B(2,-2)为直径的两个端点的圆的方程为___(2)直...(1)以点A(2,0),B(2,-2)为直径的两个端点的圆的方程为___(2)直线2x+3y+3=0与直线6x+9y+5=0的距离是___(3)设A为圆(x-
(1)以点A(2,0),B(2,-2)为直径的两个端点的圆的方程为___(2)直...
(1)以点A(2,0),B(2,-2)为直径的两个端点的圆的方程为___(2)直线2x+3y+3=0与直线6x+9y+5=0的距离是___(3)设A为圆(x-2)的平方+(y-2)的平方=1上一动点,则A到直线x-y-5=0的最大距离为___
(1)以点A(2,0),B(2,-2)为直径的两个端点的圆的方程为___(2)直...(1)以点A(2,0),B(2,-2)为直径的两个端点的圆的方程为___(2)直线2x+3y+3=0与直线6x+9y+5=0的距离是___(3)设A为圆(x-
(1)A\B中点O(2,-1)
|AB|=2 所以半径=1
所以圆的方程:(x-2)²+(y+1)²=1
(2)2x+3y+3=0上取一点(0,-1)
到直线6x+9y+5=0的距离为:|(6*0+9*-1+5)/√(6²+9²)|=|-4/3√13|=4√13/39
(3)5√2/2+1