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下列命题中, (1)f(x)=sinax+cosax(a≠0)既不是奇函数也不是...
下列命题中,
(1)f(x)=sinax+cosax(a≠0)既不是奇函数也不是偶函数.
(2)
![manfen5.com 满分网](http://img.manfen5.com/res/GZSX/web/STSource/20131103102756334951509/SYS201311031027563349515015_ST/0.png)
.
(3)
![manfen5.com 满分网](http://img.manfen5.com/res/GZSX/web/STSource/20131103102756334951509/SYS201311031027563349515015_ST/1.png)
.
(4)函数y=sin|x|,x∈R是最小正周期为π的周期函数.
其中正确命题的序号为
.
考点分析:
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