Question

设圆满足:截Y轴所得弦长为2且被X轴分成两段圆弧,其弧长的比3:1,在满足条件的圆中.求圆心到直线X-2Y=0的...

Answer 1

x-1)^2+(y-1)^2=2,或(x+1)^2+(y+1)^2=2.