已知(a²+b²+c²)²>2(a^4+b^4+c^4) 证明a b c可为三角形三边已知(a1^2+a2^2+a3^2+……+an^2)^2>(n-1)(a1^4+a2^4+a3^4+……+an^4)证明a1 a2……an中任意三个数克作为三角形边长
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![已知(a²+b²+c²)²>2(a^4+b^4+c^4) 证明a b c可为三角形三边已知(a1^2+a2^2+a3^2+……+an^2)^2>(n-1)(a1^4+a2^4+a3^4+……+an^4)证明a1 a2……an中任意三个数克作为三角形边长](/uploads/image/z/1097315-35-5.jpg?t=%E5%B7%B2%E7%9F%A5%EF%BC%88a%26%23178%3B%2Bb%26%23178%3B%2Bc%26%23178%3B%29%26%23178%3B%EF%BC%9E2%28a%5E4%2Bb%5E4%2Bc%5E4%29+%E8%AF%81%E6%98%8Ea+b+c%E5%8F%AF%E4%B8%BA%E4%B8%89%E8%A7%92%E5%BD%A2%E4%B8%89%E8%BE%B9%E5%B7%B2%E7%9F%A5%EF%BC%88a1%5E2%2Ba2%5E2%2Ba3%5E2%2B%E2%80%A6%E2%80%A6%2Ban%5E2%29%5E2%3E%28n-1%29%28a1%5E4%2Ba2%5E4%2Ba3%5E4%2B%E2%80%A6%E2%80%A6%2Ban%5E4%29%E8%AF%81%E6%98%8Ea1+a2%E2%80%A6%E2%80%A6an%E4%B8%AD%E4%BB%BB%E6%84%8F%E4%B8%89%E4%B8%AA%E6%95%B0%E5%85%8B%E4%BD%9C%E4%B8%BA%E4%B8%89%E8%A7%92%E5%BD%A2%E8%BE%B9%E9%95%BF)
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已知(a²+b²+c²)²>2(a^4+b^4+c^4) 证明a b c可为三角形三边已知(a1^2+a2^2+a3^2+……+an^2)^2>(n-1)(a1^4+a2^4+a3^4+……+an^4)证明a1 a2……an中任意三个数克作为三角形边长
已知(a²+b²+c²)²>2(a^4+b^4+c^4) 证明a b c可为三角形三边
已知(a1^2+a2^2+a3^2+……+an^2)^2>(n-1)(a1^4+a2^4+a3^4+……+an^4)证明a1 a2……an中任意三个数克作为三角形边长
已知(a²+b²+c²)²>2(a^4+b^4+c^4) 证明a b c可为三角形三边已知(a1^2+a2^2+a3^2+……+an^2)^2>(n-1)(a1^4+a2^4+a3^4+……+an^4)证明a1 a2……an中任意三个数克作为三角形边长