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某程序的框图如图所示,执行该程序,若输入10,则输出的S为 .
某程序的框图如图所示,执行该程序,若输入10,则输出的S为
.
![manfen5.com 满分网](http://img.manfen5.com/res/GZSX/web/STSource/20131101231018237586061/SYS201311012310182375860014_ST/images0.png)
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已知f(x),g(x)都是定义在R上的函数,且满足以下条件:①f(x)=a
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给出下列四个命题:
①
![manfen5.com 满分网](http://img.manfen5.com/res/GZSX/web/STSource/20131101231018237586061/SYS201311012310182375860010_ST/0.png)
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的最大值为2;
③函数f(x)=sinx•cosx-1的周期为2π;
④函数
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