(2008•芜湖)(1)计算:|3-
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|+(
![manfen5.com 满分网](http://img.manfen5.com/res/CZSX/web/STSource/201310201202593292579405/SYS201310201202593292579016_ST/1.png)
)
+cos
230°-4sin60°;
(2)解不等式组:
![manfen5.com 满分网](http://img.manfen5.com/res/CZSX/web/STSource/201310201202593292579405/SYS201310201202593292579016_ST/2.png)
.
考点分析:
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