• 2022-07-26
    对于级数[img=46x60]1802cde9d0a9449.png[/img]和[img=44x60]1802cde9d90ddfe.png[/img],下列说法不正确的是
    A: 若[img=46x60]1802cde9e1444f7.png[/img]和[img=44x60]1802cde9e95c641.png[/img]发散,则[img=95x60]1802cde9f104edb.png[/img]必发散
    B: 若[img=46x60]1802cde9e1444f7.png[/img]和[img=44x60]1802cde9e95c641.png[/img]收敛,则[img=95x60]1802cde9f104edb.png[/img]必收敛
    C: 若[img=46x60]1802cde9e1444f7.png[/img]和[img=44x60]1802cde9e95c641.png[/img]收敛,则[img=95x60]1802cdea228d06f.png[/img]必收敛
    D: 若[img=46x60]1802cde9e1444f7.png[/img]收敛而[img=44x60]1802cde9e95c641.png[/img]发散,则[img=95x60]1802cde9f104edb.png[/img]必发散