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/2014-05/08/78e55caa-cfea-40f1-8ba8-19090f4c2840/paper.files/image011.png的定义域为(    )

2021-08-04

A.http://picflow.koolearn.com/upload/2014-05/08/78e55caa-cfea-40f1-8ba8-19090f4c2840/paper.files/image012.png

B.http://picflow.koolearn.com/upload/2014-05/08/78e55caa-cfea-40f1-8ba8-19090f4c2840/paper.files/image013.png

C.http://picflow.koolearn.com/upload/2014-05/08/78e55caa-cfea-40f1-8ba8-19090f4c2840/paper.files/image014.png

D.http://picflow.koolearn.com/upload/2014-05/08/78e55caa-cfea-40f1-8ba8-19090f4c2840/paper.files/image015.png

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