(2007•龙岩)计算:
![manfen5.com 满分网](http://img.manfen5.com/res/CZSX/web/STSource/20131019110324794479495/SYS201310191103247944794017_ST/0.png)
-tan60°+
![manfen5.com 满分网](http://img.manfen5.com/res/CZSX/web/STSource/20131019110324794479495/SYS201310191103247944794017_ST/1.png)
-1)
+|1-
![manfen5.com 满分网](http://img.manfen5.com/res/CZSX/web/STSource/20131019110324794479495/SYS201310191103247944794017_ST/2.png)
|.
考点分析:
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(2007•龙岩)如图,转盘被平均分成6份,转动转盘,转盘停止转动时指针指向阴影部分的概率是( )
![manfen5.com 满分网](http://img.manfen5.com/res/CZSX/web/STSource/20131019110324794479495/SYS201310191103247944794016_ST/images0.png)
A.
![manfen5.com 满分网](http://img.manfen5.com/res/CZSX/web/STSource/20131019110324794479495/SYS201310191103247944794016_ST/0.png)
B.
![manfen5.com 满分网](http://img.manfen5.com/res/CZSX/web/STSource/20131019110324794479495/SYS201310191103247944794016_ST/1.png)
C.
![manfen5.com 满分网](http://img.manfen5.com/res/CZSX/web/STSource/20131019110324794479495/SYS201310191103247944794016_ST/2.png)
D.
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(2007•龙岩)如图,△ABC中,∠B,∠C的平分线相交于点O,过O作DE∥BC,若BD+EC=5,则DE等于( )
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A.7
B.6
C.5
D.4
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(2007•龙岩)函数y=x+m与
![manfen5.com 满分网](http://img.manfen5.com/res/CZSX/web/STSource/20131019110324794479495/SYS201310191103247944794014_ST/0.png)
(m≠0)在同一坐标系内的图象可以是( )
A.
![manfen5.com 满分网](http://img.manfen5.com/res/CZSX/web/STSource/20131019110324794479495/SYS201310191103247944794014_ST/images1.png)
B.
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C.
![manfen5.com 满分网](http://img.manfen5.com/res/CZSX/web/STSource/20131019110324794479495/SYS201310191103247944794014_ST/images3.png)
D.
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(2007•龙岩)如图,一桶未启封的方便面摆放在桌面上,则它的俯视图是( )
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A.
![manfen5.com 满分网](http://img.manfen5.com/res/CZSX/web/STSource/20131019110324794479495/SYS201310191103247944794013_ST/images1.png)
B.
![manfen5.com 满分网](http://img.manfen5.com/res/CZSX/web/STSource/20131019110324794479495/SYS201310191103247944794013_ST/images2.png)
C.
![manfen5.com 满分网](http://img.manfen5.com/res/CZSX/web/STSource/20131019110324794479495/SYS201310191103247944794013_ST/images3.png)
D.
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(2007•龙岩)下列运算正确的是( )
A.2a+3b=5ab
B.a
6÷a
2=a
3C.(a+b)
2=a
2+b
2D.a
3•a
2=a
5
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