一道高中的排序不等式的数学题,已知a,b,c为正数,用排序不等式证明:2(aˇ3+bˇ3+cˇ3)≥aˇ2(b+c)+bˇ2(a+c)+cˇ2(a+b)(注:aˇ2(b+c)表示a的平方乘以b+c,后面一样)
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![一道高中的排序不等式的数学题,已知a,b,c为正数,用排序不等式证明:2(aˇ3+bˇ3+cˇ3)≥aˇ2(b+c)+bˇ2(a+c)+cˇ2(a+b)(注:aˇ2(b+c)表示a的平方乘以b+c,后面一样)](/uploads/image/z/5390841-57-1.jpg?t=%E4%B8%80%E9%81%93%E9%AB%98%E4%B8%AD%E7%9A%84%E6%8E%92%E5%BA%8F%E4%B8%8D%E7%AD%89%E5%BC%8F%E7%9A%84%E6%95%B0%E5%AD%A6%E9%A2%98%2C%E5%B7%B2%E7%9F%A5a%2Cb%2Cc%E4%B8%BA%E6%AD%A3%E6%95%B0%2C%E7%94%A8%E6%8E%92%E5%BA%8F%E4%B8%8D%E7%AD%89%E5%BC%8F%E8%AF%81%E6%98%8E%3A2%28a%CB%873%2Bb%CB%873%2Bc%CB%873%29%E2%89%A5a%CB%872%28b%2Bc%29%2Bb%CB%872%28a%2Bc%29%2Bc%CB%872%28a%2Bb%29%28%E6%B3%A8%3Aa%CB%872%28b%2Bc%29%E8%A1%A8%E7%A4%BAa%E7%9A%84%E5%B9%B3%E6%96%B9%E4%B9%98%E4%BB%A5b%2Bc%2C%E5%90%8E%E9%9D%A2%E4%B8%80%E6%A0%B7%29)
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