高中数学代数与函数一函数练习题78
题目内容

函数 http://picflow.koolearn.com/upload/2012-12/23/6aedc365-cd44-4cc3-a846-d71eaea97901/paper.files/image021.png的定义域为(  )

2021-08-04

A.http://picflow.koolearn.com/upload/2012-12/23/6aedc365-cd44-4cc3-a846-d71eaea97901/paper.files/image022.png

B.http://picflow.koolearn.com/upload/2012-12/23/6aedc365-cd44-4cc3-a846-d71eaea97901/paper.files/image023.png

C.http://picflow.koolearn.com/upload/2012-12/23/6aedc365-cd44-4cc3-a846-d71eaea97901/paper.files/image024.png

D.http://picflow.koolearn.com/upload/2012-12/23/6aedc365-cd44-4cc3-a846-d71eaea97901/paper.files/image025.png

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