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        1. 41. 奇函數(shù)在[3.7]上為增函數(shù).且最小值5.則在[-7.-3]上是 (A)增函數(shù)且最小值為-5 (B)增函數(shù)且最大值為-5 (C)減函數(shù)且最小值為-5 (D)減函數(shù)且最大值為-5 查看更多

           

          題目列表(包括答案和解析)

          若奇函數(shù)在[1,3]上為增函數(shù),且有最小值7,則它在[-3,-1]上(    )

          A.是減函數(shù),有最小值-7                 B.是增函數(shù),有最小值-7

          C.是減函數(shù),有最大值-7                 D.是增函數(shù),有最大值-7

           

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          若奇函數(shù)在[1,3]上為增函數(shù),且有最小值7,則它在[-3,-1]上

          A.是減函數(shù),有最小值-7                            B.是增函數(shù),有最小值-7

          C.是減函數(shù),有最大值-7                            D.是增函數(shù),有最大值-7

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          奇函數(shù)在區(qū)間[3,7]上是增函數(shù),且最小值為-5,那么在區(qū)間[-7,-3]

          (A)是增函數(shù)且最小值為5            (B)是增函數(shù)且最大值為5

          (C)是減函數(shù)且最小值為5             (D)是減函數(shù)且最大值為5

           

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          奇函數(shù)在區(qū)間[3,7]上是增函數(shù),且最小值為-5,那么在區(qū)間[-7,-3]
          A.是增函數(shù)且最小值為5B.是增函數(shù)且最大值為5
          C.是減函數(shù)且最小值為5D.是減函數(shù)且最大值為5

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          奇函數(shù)在區(qū)間[3,7]上是增函數(shù),且最小值為-5,那么在區(qū)間[-7,-3]上(    )

          (A)是增函數(shù)且最小值為5            (B)是增函數(shù)且最大值為5

          (C)是減函數(shù)且最小值為5             (D)是減函數(shù)且最大值為5

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