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Problem No. 46

Algebra Level 3

If \(x=\sqrt{2013-yz}, y=\sqrt{2014-zx}\) and \(z=\sqrt{2015-xy},\) find \((x+y)^{2}+(y+z)^{2}+(z+x)^{2}\)

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Excel in math and science

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by Benedict Dimacutac

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