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/2012-12/27/c0e192fd-78ff-4b45-88da-aea133729768/paper.files/image012.png的定义域是(     )

2021-08-04

A.http://picflow.koolearn.com/upload/2012-12/27/c0e192fd-78ff-4b45-88da-aea133729768/paper.files/image013.png

B.http://picflow.koolearn.com/upload/2012-12/27/c0e192fd-78ff-4b45-88da-aea133729768/paper.files/image014.png

C.http://picflow.koolearn.com/upload/2012-12/27/c0e192fd-78ff-4b45-88da-aea133729768/paper.files/image015.png

D.http://picflow.koolearn.com/upload/2012-12/27/c0e192fd-78ff-4b45-88da-aea133729768/paper.files/image016.png

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