高中数学代数与函数一其他练习题110
题目内容

定义 http://picflow.koolearn.com/upload/papers/20140824/201408240329434921198.png设实数 http://picflow.koolearn.com/upload/papers/20140824/20140824032943538402.png满足约束条件 http://picflow.koolearn.com/upload/papers/20140824/20140824032943554767.pnghttp://picflow.koolearn.com/upload/papers/20140824/20140824032943570918.png 的取值范围是(    )

2021-07-19

A.http://picflow.koolearn.com/upload/papers/20140824/20140824032943585455.png

B.http://picflow.koolearn.com/upload/papers/20140824/20140824032943601443.png

C.http://picflow.koolearn.com/upload/papers/20140824/20140824032943616460.png

D.http://picflow.koolearn.com/upload/papers/20140824/20140824032943616440.png

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