(2007•永州)解不等式组:
![manfen5.com 满分网](http://img.manfen5.com/res/CZSX/web/STSource/20131019110423216345496/SYS201310191104232163454017_ST/0.png)
,并在数轴上表示不等式的解集.
考点分析:
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(2007•永州)计算:|1-
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