高中数学代数与函数一函数练习题30
题目内容

已知函数 http://picflow.koolearn.com/upload/papers/20140824/201408240051366471067.png的定义域是 http://picflow.koolearn.com/upload/papers/20140824/20140824005136662303.png,则实数 http://picflow.koolearn.com/upload/papers/20140824/20140824005136678337.png的取值范围是(     )

2021-07-26

A.http://picflow.koolearn.com/upload/papers/20140824/20140824005136694546.png

B.http://picflow.koolearn.com/upload/papers/20140824/20140824005136725555.png

C.http://picflow.koolearn.com/upload/papers/20140824/20140824005136740557.png

D.http://picflow.koolearn.com/upload/papers/20140824/20140824005136756472.png

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