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If a, b, c are the sides of triangle ABC such that x2-2(a+b+c)x+3\pm(ab+bc+ca)=0 has real roots, Then Prove that \pm

Answer» If a, b, c are the sides of triangle ABC such that x2-2(a+b+c)x+3\pm(ab+bc+ca)=0 has real roots, Then Prove that \pm


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