函数
![manfen5.com 满分网](http://img.manfen5.com/res/GZSX/web/STSource/20131103102605489302132/SYS201311031026054893021016_ST/0.png)
(A>0,ω>0)的最大值为3,其图象相邻两条对称轴之间的距离为
![manfen5.com 满分网](http://img.manfen5.com/res/GZSX/web/STSource/20131103102605489302132/SYS201311031026054893021016_ST/1.png)
,
(1)求函数f(x)的解析式;
(2)设
![manfen5.com 满分网](http://img.manfen5.com/res/GZSX/web/STSource/20131103102605489302132/SYS201311031026054893021016_ST/2.png)
,则
![manfen5.com 满分网](http://img.manfen5.com/res/GZSX/web/STSource/20131103102605489302132/SYS201311031026054893021016_ST/3.png)
,求α的值.
考点分析:
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下列命题中,正确的是
(1)平面向量
![manfen5.com 满分网](http://img.manfen5.com/res/GZSX/web/STSource/20131103102605489302132/SYS201311031026054893021015_ST/0.png)
与
![manfen5.com 满分网](http://img.manfen5.com/res/GZSX/web/STSource/20131103102605489302132/SYS201311031026054893021015_ST/1.png)
的夹角为60°,
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,
![manfen5.com 满分网](http://img.manfen5.com/res/GZSX/web/STSource/20131103102605489302132/SYS201311031026054893021015_ST/3.png)
,则
![manfen5.com 满分网](http://img.manfen5.com/res/GZSX/web/STSource/20131103102605489302132/SYS201311031026054893021015_ST/4.png)
=
![manfen5.com 满分网](http://img.manfen5.com/res/GZSX/web/STSource/20131103102605489302132/SYS201311031026054893021015_ST/5.png)
(2)若
![manfen5.com 满分网](http://img.manfen5.com/res/GZSX/web/STSource/20131103102605489302132/SYS201311031026054893021015_ST/6.png)
(3)若命题p:“∃x∈R,x
2-x-1>0”,则命题p的否定为“∀x∈R,x
2-x-1≤0
(4)“a=1是“直线x-ay=0与直线x+ay=0互相垂直”的充要条件.
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y=f(x)是定义在R上的偶函数且在[0,+∞)上递增,不等式
![manfen5.com 满分网](http://img.manfen5.com/res/GZSX/web/STSource/20131103102605489302132/SYS201311031026054893021014_ST/0.png)
的解集为
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已知定点A(3,4),点P为抛物线y
2=4x上一动点,点P到直线x=-1的距离为d,则|PA|+d的最小值为
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有一个几何体的三视图及其尺寸(单位cm),则该几何体的表面积为:
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如图,函数y=f(x)的图象为折线ABC,设g (x)=f[f(x)],则函数y=g(x)的图象为( )
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A.
![manfen5.com 满分网](http://img.manfen5.com/res/GZSX/web/STSource/20131103102605489302132/SYS201311031026054893021011_ST/images1.png)
B.
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C.
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D.
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