如图,在平面直角坐标系中,⊙C与y轴相切,且C点坐标为(1,0),直线 过点如图,在平面直角坐标系中,⊙C与y轴相切,且C点坐标为(1,0),直线L 过点A(—1,0),与⊙C相切于点D,求直线 L的解析式.如图
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![如图,在平面直角坐标系中,⊙C与y轴相切,且C点坐标为(1,0),直线 过点如图,在平面直角坐标系中,⊙C与y轴相切,且C点坐标为(1,0),直线L 过点A(—1,0),与⊙C相切于点D,求直线 L的解析式.如图](/uploads/image/z/8433508-4-8.jpg?t=%E5%A6%82%E5%9B%BE%2C%E5%9C%A8%E5%B9%B3%E9%9D%A2%E7%9B%B4%E8%A7%92%E5%9D%90%E6%A0%87%E7%B3%BB%E4%B8%AD%2C%E2%8A%99C%E4%B8%8Ey%E8%BD%B4%E7%9B%B8%E5%88%87%2C%E4%B8%94C%E7%82%B9%E5%9D%90%E6%A0%87%E4%B8%BA%EF%BC%881%2C0%EF%BC%89%2C%E7%9B%B4%E7%BA%BF+%E8%BF%87%E7%82%B9%E5%A6%82%E5%9B%BE%2C%E5%9C%A8%E5%B9%B3%E9%9D%A2%E7%9B%B4%E8%A7%92%E5%9D%90%E6%A0%87%E7%B3%BB%E4%B8%AD%2C%E2%8A%99C%E4%B8%8Ey%E8%BD%B4%E7%9B%B8%E5%88%87%2C%E4%B8%94C%E7%82%B9%E5%9D%90%E6%A0%87%E4%B8%BA%EF%BC%881%2C0%EF%BC%89%2C%E7%9B%B4%E7%BA%BFL+%E8%BF%87%E7%82%B9A%EF%BC%88%E2%80%941%2C0%EF%BC%89%2C%E4%B8%8E%E2%8A%99C%E7%9B%B8%E5%88%87%E4%BA%8E%E7%82%B9D%2C%E6%B1%82%E7%9B%B4%E7%BA%BF+L%E7%9A%84%E8%A7%A3%E6%9E%90%E5%BC%8F.%E5%A6%82%E5%9B%BE)
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