• 2022-06-30
    计算不定积分[img=106x49]1802e6b48ea67e9.png[/img]( )
    A: [img=172x43]1802e6b497b96e9.png[/img]
    B: [img=172x43]1802e6b4a0b29a9.png[/img]
    C: [img=161x43]1802e6b4a9694b0.png[/img]
    D: [img=161x43]1802e6b4b21bd79.png[/img]