• 2022-06-19
    圆心在x轴上,且过点A(-1,1),点B(1,3)的圆的方程是( )
    A: [img=143x27]180305a2685886b.png[/img]
    B: [img=143x27]180305a26ffdcbd.png[/img]
    C: [img=142x27]180305a27842afc.png[/img]
    D: [img=142x27]180305a27fbc8c0.png[/img]