• 2022-06-19
    设直线对称式方程为[img=155x43]18036ee4672d89f.png[/img],该直线的一般方程为( ).
    A: [img=155x51]18036ee47233e5e.png[/img]
    B: [img=115x51]18036ee47bfe514.png[/img]
    C: [img=130x51]18036ee48a1c200.png[/img]
    D: [img=155x51]18036ee49525668.png[/img]