与圆x2+y2-4x+2y+4=0关于直线x-y+3=0成轴对称的圆的方程是( )
A.x2+y2-8x+10y+40=0 |
B.x2+y2-8x+10y+20=0 |
C.x2+y2+8x-10y+40=0 |
D.x2+y2+8x-10y+20=0 |
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与圆x2+y2-4x+2y+4=0关于直线x-y+3=0成轴对称的圆的方程是( )
A.x2+y2-8x+10y+40=0 |
B.x2+y2-8x+10y+20=0 |
C.x2+y2+8x-10y+40=0 |
D.x2+y2+8x-10y+20=0 |