高中数学代数与函数一函数练习题80
题目内容

已知全集 http://picflow.koolearn.com/upload/2014-01/02/40c5b5f0-7423-4ed2-b758-bb3f07281884/paper.files/image001.png,设函数 http://picflow.koolearn.com/upload/2014-01/02/40c5b5f0-7423-4ed2-b758-bb3f07281884/paper.files/image002.png的定义域为集合 http://picflow.koolearn.com/upload/2014-01/02/40c5b5f0-7423-4ed2-b758-bb3f07281884/paper.files/image003.png,函数 http://picflow.koolearn.com/upload/2014-01/02/40c5b5f0-7423-4ed2-b758-bb3f07281884/paper.files/image004.png的值域为集合 http://picflow.koolearn.com/upload/2014-01/02/40c5b5f0-7423-4ed2-b758-bb3f07281884/paper.files/image005.png,则 http://picflow.koolearn.com/upload/2014-01/02/40c5b5f0-7423-4ed2-b758-bb3f07281884/paper.files/image006.png=(  )

2021-08-04

A.[1,2]

B.[1,2)

C.(1,2]

D.(1,2)

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