• 2022-06-30
    设f(x)连续,且[img=175x51]1802fb22371b61b.png[/img]则f(x)等于
    A: [img=68x26]1802fb223ee6324.png[/img]
    B: [img=82x21]1802fb224789f00.png[/img]
    C: [img=47x21]1802fb22502d18c.png[/img]
    D: [img=34x20]1802fb2258960e3.png[/img]