• 2022-06-17
    广义积分[img=71x75]1803d356a2e0ab1.png[/img]收敛,则k( )
    A: k > 0
    B: [img=43x22]1803d356ab31f44.png[/img]
    C: k < 0
    D: [img=43x22]1803d356b41cc88.png[/img]
  • 举一反三