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#9df33f21-cb0d-4ec6-b892-6ef49ce4a9b8中等填空题双曲线直线与圆+圆锥曲线

3. 与圆x2+y2=4x^{2}+y^{2}=4及圆x2+y28x6y+24=0x^{2}+y^{2}-8x-6y+24=0都外切的圆的圆心在((  ))