求三角形ABC面积的最大值.在半径为R的圆的内接三角形ABC中,2R*(sinA*sinA-sinC*sinC)=(√a-b)*sinB.-b不包括在根号下a中。
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![求三角形ABC面积的最大值.在半径为R的圆的内接三角形ABC中,2R*(sinA*sinA-sinC*sinC)=(√a-b)*sinB.-b不包括在根号下a中。](/uploads/image/z/2501109-45-9.jpg?t=%E6%B1%82%E4%B8%89%E8%A7%92%E5%BD%A2ABC%E9%9D%A2%E7%A7%AF%E7%9A%84%E6%9C%80%E5%A4%A7%E5%80%BC.%E5%9C%A8%E5%8D%8A%E5%BE%84%E4%B8%BAR%E7%9A%84%E5%9C%86%E7%9A%84%E5%86%85%E6%8E%A5%E4%B8%89%E8%A7%92%E5%BD%A2ABC%E4%B8%AD%2C2R%2A%28sinA%2AsinA-sinC%2AsinC%29%3D%EF%BC%88%E2%88%9Aa-b%29%2AsinB.-b%E4%B8%8D%E5%8C%85%E6%8B%AC%E5%9C%A8%E6%A0%B9%E5%8F%B7%E4%B8%8Ba%E4%B8%AD%E3%80%82)
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