• 2022-07-24
    若函数[img=38x22]17e0a84be58597d.png[/img]在[img=38x22]17e0a84c0248c60.png[/img]上连续,则[img=38x22]17e0a84be58597d.png[/img]在[img=38x22]17e0a84c0248c60.png[/img]上必有原函数.( )