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函数y=cos(ωx+φ)(ω>0,0<φ<π)为奇函数,该函数的部分图象如图所...
函数y=cos(ωx+φ)(ω>0,0<φ<π)为奇函数,该函数的部分图象如图所表示,A、B分别为最高点与最低点,并且两点间的距离为
![manfen5.com 满分网](http://img.manfen5.com/res/GZSX/web/STSource/20131101231646788334550/SYS201311012316467883345008_ST/0.png)
,则该函数的一条对称轴为( )
![manfen5.com 满分网](http://img.manfen5.com/res/GZSX/web/STSource/20131101231646788334550/SYS201311012316467883345008_ST/images1.png)
A.
![manfen5.com 满分网](http://img.manfen5.com/res/GZSX/web/STSource/20131101231646788334550/SYS201311012316467883345008_ST/1.png)
B.
![manfen5.com 满分网](http://img.manfen5.com/res/GZSX/web/STSource/20131101231646788334550/SYS201311012316467883345008_ST/2.png)
C.x=1
D.x=2
考点分析:
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B.
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C.
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D.
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+
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与向量
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D.
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