高中数学代数与函数一函数练习题90
题目内容

已知定义域为 http://picflow.koolearn.com/upload/papers/20140823/20140823141201781204.gif的函数 http://picflow.koolearn.com/upload/papers/20140823/20140823141201796424.gif,则下列命题正确的是:

2021-08-04

A.若http://picflow.koolearn.com/upload/papers/20140823/20140823141201812503.gif恒成立,则函数http://picflow.koolearn.com/upload/papers/20140823/20140823141201796424.gif的图像关于(1,0)点对称;

B.若http://picflow.koolearn.com/upload/papers/20140823/20140823141201843444.gif恒成立,则函数http://picflow.koolearn.com/upload/papers/20140823/20140823141201796424.gif的图像关于直线http://picflow.koolearn.com/upload/papers/20140823/20140823141201874226.gif对称;

C.函数http://picflow.koolearn.com/upload/papers/20140823/20140823141201890462.gif的图像与函数http://picflow.koolearn.com/upload/papers/20140823/20140823141201905448.gif的图像关于原点对称;

D.函数http://picflow.koolearn.com/upload/papers/20140823/20140823141201921449.gif的图像与函数http://picflow.koolearn.com/upload/papers/20140823/20140823141201905448.gif的图像关于http://picflow.koolearn.com/upload/papers/20140823/20140823141201952193.gif轴对称;

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