• 2022-06-26
    圆心与圆M[img=178x27]180305a1570b6f7.png[/img]的圆心关于原点对称,且半径为5的圆的方程是( )
    A: [img=178x27]180305a1604ec16.png[/img]
    B: [img=178x27]180305a168d19e6.png[/img]
    C: [img=187x27]180305a17213cd6.png[/img]
    D: [img=187x27]180305a18000818.png[/img]