• 2022-06-09
    若幂级数[img=64x60]18030c3963904b6.png[/img]的收敛半径为[img=14x19]18030c396de774a.png[/img],则 级数[img=86x60]18030c3976b0bee.png[/img]的收敛半径为( )。
    A: [img=30x26]18030c397ef2832.png[/img]
    B: [img=30x26]18030c3987a7ef4.png[/img]
    C: [img=14x19]18030c399011d6c.png[/img]
    D: [img=21x22]18030c399867c36.png[/img]
    E: [img=21x22]18030c39a12d178.png[/img]
    F: [img=37x26]18030c39aa91fe2.png[/img]
    G: [img=30x26]18030c39b2f6df0.png[/img]
    H: [img=51x29]18030c39bb51975.png[/img]
  • 举一反三