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http://picflow.koolearn.com/upload/papers/20140824/20140824045300633390.png满足不等式组 http://picflow.koolearn.com/upload/papers/20140824/201408240453006481223.png,若 http://picflow.koolearn.com/upload/papers/20140824/20140824045300664580.png的最大值为 http://picflow.koolearn.com/upload/papers/20140824/20140824045300679463.png,最小值为 http://picflow.koolearn.com/upload/papers/20140824/20140824045300695397.png,则实数 http://picflow.koolearn.com/upload/papers/20140824/20140824045300726283.png的取值范围是(    )

发布时间:2021-07-19

A.http://picflow.koolearn.com/upload/papers/20140824/20140824045300742558.png

B.http://picflow.koolearn.com/upload/papers/20140824/20140824045300742395.png

C.http://picflow.koolearn.com/upload/papers/20140824/20140824045300773526.png

D.http://picflow.koolearn.com/upload/papers/20140824/20140824045300789452.png

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