已知函数f(x)=sin(ωx+φ)(ω>0,0<φ<π)的一系列对应值如下表:
(Ⅰ)求f(x)的解析式;
(Ⅱ)若在△ABC中,AC=2,BC=3,
![manfen5.com 满分网](http://img.manfen5.com/res/GZSX/web/STSource/20131025124206058594826/SYS201310251242060585948017_ST/6.png)
,求△ABC的面积.
考点分析:
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+
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|>1,则
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在△ABC中,角A,B,C所对的边分别为a,b,c,A=60°,c:b=8:5,△ABC的面积为40
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