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在锐角△ABC中,角A,B,C所对的边分别为a,b,c,若,a=2,,则b的值为...
在锐角△ABC中,角A,B,C所对的边分别为a,b,c,若
![manfen5.com 满分网](http://img.manfen5.com/res/GZSX/web/STSource/20131101223756883551121/SYS201311012237568835511012_ST/0.png)
,a=2,
![manfen5.com 满分网](http://img.manfen5.com/res/GZSX/web/STSource/20131101223756883551121/SYS201311012237568835511012_ST/1.png)
,则b的值为
.
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