已知△ABC中,角A,B,C的对边分别为a,b,c,且a(2sinA-sinB)+b(2sinB-sinA)=2c*sinC求(1)角C的度数 (2) sinA+sinB的最大值
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![已知△ABC中,角A,B,C的对边分别为a,b,c,且a(2sinA-sinB)+b(2sinB-sinA)=2c*sinC求(1)角C的度数 (2) sinA+sinB的最大值](/uploads/image/z/13896939-3-9.jpg?t=%E5%B7%B2%E7%9F%A5%E2%96%B3ABC%E4%B8%AD%2C%E8%A7%92A%2CB%2CC%E7%9A%84%E5%AF%B9%E8%BE%B9%E5%88%86%E5%88%AB%E4%B8%BAa%2Cb%2Cc%2C%E4%B8%94a%282sinA-sinB%29%2Bb%282sinB-sinA%29%3D2c%2AsinC%E6%B1%82%281%29%E8%A7%92C%E7%9A%84%E5%BA%A6%E6%95%B0+%EF%BC%882%EF%BC%89+sinA%2BsinB%E7%9A%84%E6%9C%80%E5%A4%A7%E5%80%BC)
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