与圆(x-1)2+(y-3)2=1关于直线x+y=0对称的圆的方程是A(x-3)2+(y-1)2=1B(x+3)2+(y-1)2=1C(x-3)2+(y+1)2=1D(x+3)2+(y-1)2=1

问题描述:

与圆(x-1)2+(y-3)2=1关于直线x+y=0对称的圆的方程是
A(x-3)2+(y-1)2=1
B(x+3)2+(y-1)2=1
C(x-3)2+(y+1)2=1
D(x+3)2+(y-1)2=1