高中数学代数与函数一函数练习题80
题目内容

已知函数 http://picflow.koolearn.com/upload/2014-01/22/c0c32574-6097-4449-b4fb-35fff0edc3be/paper.files/image185.png,那么 http://picflow.koolearn.com/upload/2014-01/22/c0c32574-6097-4449-b4fb-35fff0edc3be/paper.files/image186.png的定义域是

2021-08-04

A.http://picflow.koolearn.com/upload/2014-01/22/c0c32574-6097-4449-b4fb-35fff0edc3be/paper.files/image187.png

B.http://picflow.koolearn.com/upload/2014-01/22/c0c32574-6097-4449-b4fb-35fff0edc3be/paper.files/image188.png

C.http://picflow.koolearn.com/upload/2014-01/22/c0c32574-6097-4449-b4fb-35fff0edc3be/paper.files/image189.png

D.http://picflow.koolearn.com/upload/2014-01/22/c0c32574-6097-4449-b4fb-35fff0edc3be/paper.files/image190.png

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