高中数学代数与函数一其他练习题140
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已知三个不等式:① http://picflow.koolearn.com/upload/papers/20140824/20140824032620754633.png;② http://picflow.koolearn.com/upload/papers/20140824/20140824032620769661.png;③ http://picflow.koolearn.com/upload/papers/20140824/20140824032620785761.png﹒要使同时满足①式和②的所有 http://picflow.koolearn.com/upload/papers/20140824/20140824032620800266.png的值都满足③式,则实数 http://picflow.koolearn.com/upload/papers/20140824/20140824032620816337.png的取值范围是(   )

2021-07-21

A.http://picflow.koolearn.com/upload/papers/20140824/20140824032620832466.png

B.http://picflow.koolearn.com/upload/papers/20140824/20140824032620847434.png    C﹒ http://picflow.koolearn.com/upload/papers/20140824/20140824032620863464.png    D﹒ http://picflow.koolearn.com/upload/papers/20140824/20140824032620878542.png

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