高中数学代数与函数一函数练习题80
题目内容

函数 http://picflow.koolearn.com/upload/2014-04/28/b0285a98-937d-4b4f-ab61-9149f1bf8240/paper.files/image001.png的定义域是(    )

2021-08-04

A.(-http://picflow.koolearn.com/upload/2014-04/28/b0285a98-937d-4b4f-ab61-9149f1bf8240/paper.files/image002.png,-1)

B.(1,+http://picflow.koolearn.com/upload/2014-04/28/b0285a98-937d-4b4f-ab61-9149f1bf8240/paper.files/image002.png)

C.(-1,1)∪(1,+http://picflow.koolearn.com/upload/2014-04/28/b0285a98-937d-4b4f-ab61-9149f1bf8240/paper.files/image002.png)

D.(-http://picflow.koolearn.com/upload/2014-04/28/b0285a98-937d-4b4f-ab61-9149f1bf8240/paper.files/image002.png,+http://picflow.koolearn.com/upload/2014-04/28/b0285a98-937d-4b4f-ab61-9149f1bf8240/paper.files/image002.png)

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