• 2022-06-09
    下列叙述哪些是狄利克雷判别法判断瑕积分[img=116x52]18037d68c740199.png[/img](瑕点为[img=10x14]18037d68d035a1c.png[/img])收敛的条件
    A: [img=143x52]18037d68db903c5.png[/img]在[img=37x25]18037d68e497f03.png[/img]上有界
    B: [img=33x25]18037d68ee5b2c2.png[/img]在[img=37x25]18037d68e497f03.png[/img]上单调
    C: [img=143x52]18037d68db903c5.png[/img]在[img=37x25]18037d68e497f03.png[/img]上单调
    D: [img=102x34]18037d69165405e.png[/img]
  • 举一反三