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/2012-11/13/492c3399-6c30-4d2a-ad71-5b766fa61ab5/paper.files/image018.png的定义域是 http://picflow.koolearn.com/upload/2012-11/13/492c3399-6c30-4d2a-ad71-5b766fa61ab5/paper.files/image019.png,则函数 http://picflow.koolearn.com/upload/2012-11/13/492c3399-6c30-4d2a-ad71-5b766fa61ab5/paper.files/image020.png的定义域是(      )

2021-08-04

A.http://picflow.koolearn.com/upload/2012-11/13/492c3399-6c30-4d2a-ad71-5b766fa61ab5/paper.files/image019.png

B.http://picflow.koolearn.com/upload/2012-11/13/492c3399-6c30-4d2a-ad71-5b766fa61ab5/paper.files/image021.png

C.http://picflow.koolearn.com/upload/2012-11/13/492c3399-6c30-4d2a-ad71-5b766fa61ab5/paper.files/image022.png

D.http://picflow.koolearn.com/upload/2012-11/13/492c3399-6c30-4d2a-ad71-5b766fa61ab5/paper.files/image023.png

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