若https://assets.asklib.com/source/1470389875010049267.png在(a,b)小于0,且f(x)在[a,b]上连续,则在[a,b]上( )。

A .https://assets.asklib.com/psource/1470389931510002165.png B .https://assets.asklib.com/psource/1470389937339060727.png C .https://assets.asklib.com/psource/1470389958595098813.png D .https://assets.asklib.com/psource/1470389968028067715.png

时间:2022-10-20 22:16:54 所属题库:会计专科学历

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