• 2022-07-01
    设[img=297x43]1802cda3cbb1cb9.png[/img],则数列[img=36x25]1802cda3d4546b1.png[/img]
    A: 单调上升有上界,极限为[img=56x48]1802cda3dd72b75.png[/img]
    B: 单调下降有上界,极限为[img=56x48]1802cda3dd72b75.png[/img]
    C: 单调上升有下界,极限为[img=56x48]1802cda3ed391e6.png[/img]
    D: 单调上升有上界,极限为[img=56x48]1802cda3ed391e6.png[/img]