已知圆c经过p(4 -2) q(-1 3)两点,圆心C在第一象限且到直线3x+4y+4=0的距离为5分之14,(1)求直线PQ与圆C的方程(11)是否存在直线l//PQ,使得直线/圆C交于点A,B,且AB为直径的圆经过坐标原点,若存在求
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![已知圆c经过p(4 -2) q(-1 3)两点,圆心C在第一象限且到直线3x+4y+4=0的距离为5分之14,(1)求直线PQ与圆C的方程(11)是否存在直线l//PQ,使得直线/圆C交于点A,B,且AB为直径的圆经过坐标原点,若存在求](/uploads/image/z/4063221-45-1.jpg?t=%E5%B7%B2%E7%9F%A5%E5%9C%86c%E7%BB%8F%E8%BF%87p%284+-2%29+q%28-1+3%29%E4%B8%A4%E7%82%B9%2C%E5%9C%86%E5%BF%83C%E5%9C%A8%E7%AC%AC%E4%B8%80%E8%B1%A1%E9%99%90%E4%B8%94%E5%88%B0%E7%9B%B4%E7%BA%BF3x%2B4y%2B4%3D0%E7%9A%84%E8%B7%9D%E7%A6%BB%E4%B8%BA5%E5%88%86%E4%B9%8B14%2C%EF%BC%881%EF%BC%89%E6%B1%82%E7%9B%B4%E7%BA%BFPQ%E4%B8%8E%E5%9C%86C%E7%9A%84%E6%96%B9%E7%A8%8B%EF%BC%8811%EF%BC%89%E6%98%AF%E5%90%A6%E5%AD%98%E5%9C%A8%E7%9B%B4%E7%BA%BFl%2F%2FPQ%2C%E4%BD%BF%E5%BE%97%E7%9B%B4%E7%BA%BF%2F%E5%9C%86C%E4%BA%A4%E4%BA%8E%E7%82%B9A%2CB%2C%E4%B8%94AB%E4%B8%BA%E7%9B%B4%E5%BE%84%E7%9A%84%E5%9C%86%E7%BB%8F%E8%BF%87%E5%9D%90%E6%A0%87%E5%8E%9F%E7%82%B9%2C%E8%8B%A5%E5%AD%98%E5%9C%A8%E6%B1%82)
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