高中数学代数与函数一函数练习题76
题目内容

若函数 http://picflow.koolearn.com/upload/2012-11/22/fb866cf3-8d7c-4763-a49b-1907335263b9/paper.files/image001.png的定义域为R,则实数 http://picflow.koolearn.com/upload/2012-11/22/fb866cf3-8d7c-4763-a49b-1907335263b9/paper.files/image002.png的取值范围是

2021-08-03

A.http://picflow.koolearn.com/upload/2012-11/22/fb866cf3-8d7c-4763-a49b-1907335263b9/paper.files/image003.png

B.http://picflow.koolearn.com/upload/2012-11/22/fb866cf3-8d7c-4763-a49b-1907335263b9/paper.files/image004.png

C.http://picflow.koolearn.com/upload/2012-11/22/fb866cf3-8d7c-4763-a49b-1907335263b9/paper.files/image005.png  

D.http://picflow.koolearn.com/upload/2012-11/22/fb866cf3-8d7c-4763-a49b-1907335263b9/paper.files/image006.png

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