高中数学代数与函数一函数练习题25
题目内容

若函数 http://picflow.koolearn.com/upload/2009-12/23/083bb0be-f913-4e19-a87b-4979bf2fff76/paper.files/image026.gif唯一的一个零点同时在区间 http://picflow.koolearn.com/upload/2009-12/23/083bb0be-f913-4e19-a87b-4979bf2fff76/paper.files/image027.gifhttp://picflow.koolearn.com/upload/2009-12/23/083bb0be-f913-4e19-a87b-4979bf2fff76/paper.files/image028.gifhttp://picflow.koolearn.com/upload/2009-12/23/083bb0be-f913-4e19-a87b-4979bf2fff76/paper.files/image029.gifhttp://picflow.koolearn.com/upload/2009-12/23/083bb0be-f913-4e19-a87b-4979bf2fff76/paper.files/image030.gif内,那么下列命题中正确的是(    )

2021-07-24

A.函数http://picflow.koolearn.com/upload/2009-12/23/083bb0be-f913-4e19-a87b-4979bf2fff76/paper.files/image026.gif在区间http://picflow.koolearn.com/upload/2009-12/23/083bb0be-f913-4e19-a87b-4979bf2fff76/paper.files/image031.gif内有零点

B.函数http://picflow.koolearn.com/upload/2009-12/23/083bb0be-f913-4e19-a87b-4979bf2fff76/paper.files/image026.gif在区间http://picflow.koolearn.com/upload/2009-12/23/083bb0be-f913-4e19-a87b-4979bf2fff76/paper.files/image031.gifhttp://picflow.koolearn.com/upload/2009-12/23/083bb0be-f913-4e19-a87b-4979bf2fff76/paper.files/image032.gif内有零点

C.函数http://picflow.koolearn.com/upload/2009-12/23/083bb0be-f913-4e19-a87b-4979bf2fff76/paper.files/image026.gif在区间http://picflow.koolearn.com/upload/2009-12/23/083bb0be-f913-4e19-a87b-4979bf2fff76/paper.files/image033.gif内无零点

D.函数http://picflow.koolearn.com/upload/2009-12/23/083bb0be-f913-4e19-a87b-4979bf2fff76/paper.files/image026.gif在区间http://picflow.koolearn.com/upload/2009-12/23/083bb0be-f913-4e19-a87b-4979bf2fff76/paper.files/image034.gif内无零点

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