Inegalitate algebrica (sau geometrica)

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Marius Mainea
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Inegalitate algebrica (sau geometrica)

Post by Marius Mainea »

Fie a,b c, numerere nenegative. Aratati ca :

\( \sqrt{a^2+b^2}+\sqrt{b^2+c^2}+\sqrt{c^2+a^2}\le a+b+c+\sqrt{a^2+b^2+c^2} \)
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