(-1)^x - Wolfram|Alpha

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    Alternate form assuming x>0:

    link to /input/?i=e%5E%28i+%CF%80+x%29&lk=1&a=ClashPrefs_*Math-
    EnlargeEnable InteractivityDownload as CDF

    Alternate form assuming x is real:

    link to /input/?i=cos%28%CF%80+x%29%2Bi+sin%28%CF%80+x%29&lk=1&a=ClashPrefs_*Math-
    EnlargeEnable InteractivityDownload as CDF

    Series expansion at x=0:

    link to /input/?i=1%2Bi+%CF%80+x-%28%CF%80%5E2+x%5E2%29%2F2-1%2F6+i+%CF%80%5E3+x%5E3%2B%28%CF%80%5E4+x%5E4%29%2F24&lk=1&a=ClashPrefs_*Math-
    EnlargeEnable InteractivityDownload as CDF

    Derivative:

    link to /input/?i=i+%28-1%29%5Ex+%CF%80&lk=1&a=ClashPrefs_*Math-
    EnlargeEnable InteractivityDownload as CDF

    Indefinite integral:

    link to /input/?i=-%28i+%28-1%29%5Ex%29%2F%CF%80&lk=1&a=ClashPrefs_*Math-
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    Download full output as:

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