执行如图所示的程序框图,输出的i的值为
.
![manfen5.com 满分网](http://img.manfen5.com/res/GZSX/web/STSource/20131103101039503353079/SYS201311031010395033530010_ST/images0.png)
考点分析:
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已知函数f(x)=e
x-1,g(x)=-x
2+4x-3,若有f(a)=g(b),则b的取值范围为( )
A.
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B.(2-
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,2+
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)
C.[1,3]
D.(1,3)
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函数y=e
|lnx|-|x-1|的图象大致是( )
A.
![manfen5.com 满分网](http://img.manfen5.com/res/GZSX/web/STSource/20131103101039503353079/SYS201311031010395033530008_ST/images0.png)
B.
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C.
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D.
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已知抛物线关于x轴对称,它的顶点在坐标原点O,并且经过点M(2,y
).若点M到该抛物线焦点的距离为3,则|OM|=( )
A.
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B.
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C.4
D.
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若
![manfen5.com 满分网](http://img.manfen5.com/res/GZSX/web/STSource/20131103101039503353079/SYS201311031010395033530006_ST/0.png)
是非零向量且满足(
![manfen5.com 满分网](http://img.manfen5.com/res/GZSX/web/STSource/20131103101039503353079/SYS201311031010395033530006_ST/1.png)
)⊥
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,
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,则
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与
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的夹角是( )
A.
![manfen5.com 满分网](http://img.manfen5.com/res/GZSX/web/STSource/20131103101039503353079/SYS201311031010395033530006_ST/6.png)
B.
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C.
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D.
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学校准备从5位报名同学中挑选3人,分别担任校运会中跳高、跳远和铅球3个不同项目比赛的志愿者.已知其中同学甲不能担任跳高比赛的志愿者,则不同的安排方法共有( )
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