高中数学代数与函数一函数练习题82
题目内容

下列函数中,定义域为 http://picflow.koolearn.com/upload/2011-04/18/a8844dbf-465c-4940-9923-0001dbeae519/paper.files/image001.gif的是(    )

2021-08-04

A.http://picflow.koolearn.com/upload/2011-04/18/a8844dbf-465c-4940-9923-0001dbeae519/paper.files/image002.gif

B.http://picflow.koolearn.com/upload/2011-04/18/a8844dbf-465c-4940-9923-0001dbeae519/paper.files/image003.gif

C.http://picflow.koolearn.com/upload/2011-04/18/a8844dbf-465c-4940-9923-0001dbeae519/paper.files/image004.gif

D.http://picflow.koolearn.com/upload/2011-04/18/a8844dbf-465c-4940-9923-0001dbeae519/paper.files/image005.gif

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