已知圆C经过点A(0,5),B(1,-2),D(-3,-4).(1)求圆C的方程(2)求斜率为2且与圆C相切的直线方问(2)是:求斜率为2且与圆C相切的直线方程
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![已知圆C经过点A(0,5),B(1,-2),D(-3,-4).(1)求圆C的方程(2)求斜率为2且与圆C相切的直线方问(2)是:求斜率为2且与圆C相切的直线方程](/uploads/image/z/12881834-26-4.jpg?t=%E5%B7%B2%E7%9F%A5%E5%9C%86C%E7%BB%8F%E8%BF%87%E7%82%B9A%EF%BC%880%2C5%EF%BC%89%2CB%EF%BC%881%2C-2%EF%BC%89%2CD%EF%BC%88-3%2C-4%EF%BC%89.%EF%BC%881%EF%BC%89%E6%B1%82%E5%9C%86C%E7%9A%84%E6%96%B9%E7%A8%8B%EF%BC%882%EF%BC%89%E6%B1%82%E6%96%9C%E7%8E%87%E4%B8%BA2%E4%B8%94%E4%B8%8E%E5%9C%86C%E7%9B%B8%E5%88%87%E7%9A%84%E7%9B%B4%E7%BA%BF%E6%96%B9%E9%97%AE%EF%BC%882%EF%BC%89%E6%98%AF%EF%BC%9A%E6%B1%82%E6%96%9C%E7%8E%87%E4%B8%BA2%E4%B8%94%E4%B8%8E%E5%9C%86C%E7%9B%B8%E5%88%87%E7%9A%84%E7%9B%B4%E7%BA%BF%E6%96%B9%E7%A8%8B)
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