高中数学代数与函数一函数练习题59
题目内容

给出下面的3个命题: http://picflow.koolearn.com/upload/2014-05/08/f2dbc051-564a-43e5-a4bc-6ea52d36553a/paper.files/image041.png函数 http://picflow.koolearn.com/upload/2014-05/08/f2dbc051-564a-43e5-a4bc-6ea52d36553a/paper.files/image042.png的最小正周期是 http://picflow.koolearn.com/upload/2014-05/08/f2dbc051-564a-43e5-a4bc-6ea52d36553a/paper.files/image043.pnghttp://picflow.koolearn.com/upload/2014-05/08/f2dbc051-564a-43e5-a4bc-6ea52d36553a/paper.files/image044.png函数 http://picflow.koolearn.com/upload/2014-05/08/f2dbc051-564a-43e5-a4bc-6ea52d36553a/paper.files/image045.png在区间 http://picflow.koolearn.com/upload/2014-05/08/f2dbc051-564a-43e5-a4bc-6ea52d36553a/paper.files/image046.png上单调递增; http://picflow.koolearn.com/upload/2014-05/08/f2dbc051-564a-43e5-a4bc-6ea52d36553a/paper.files/image047.pnghttp://picflow.koolearn.com/upload/2014-05/08/f2dbc051-564a-43e5-a4bc-6ea52d36553a/paper.files/image048.png是函数 http://picflow.koolearn.com/upload/2014-05/08/f2dbc051-564a-43e5-a4bc-6ea52d36553a/paper.files/image049.png的图象的一条对称轴。其中正确命题的个数是(   )

2021-08-03

A.4

B.1

C.2

D.3

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