• 2022-06-01
    求下列微分方程的通解[img=285x26]180317197011981.png[/img]
    A: [img=119x26]180317197899113.png[/img]
    B: [img=119x26]18031719822f774.png[/img]
    C: [img=128x26]180317198b471c2.png[/img]
    D: [img=119x26]1803171993cef7b.png[/img]