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/2012-10/31/88ea446d-e52f-49be-8aec-e815884659f9/paper.files/image043.png的定义域为(    )

2021-08-04

A.http://picflow.koolearn.com/upload/2012-10/31/88ea446d-e52f-49be-8aec-e815884659f9/paper.files/image044.png

B.http://picflow.koolearn.com/upload/2012-10/31/88ea446d-e52f-49be-8aec-e815884659f9/paper.files/image045.png

C.http://picflow.koolearn.com/upload/2012-10/31/88ea446d-e52f-49be-8aec-e815884659f9/paper.files/image046.png

D.http://picflow.koolearn.com/upload/2012-10/31/88ea446d-e52f-49be-8aec-e815884659f9/paper.files/image047.png

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