Mathematics
Mathematics, 22.07.2021 18:20, pinapunapula

Cho các số x, y,z>1 thoả mãn x + y + z = xyz. Tìm giá trị nhỏ nhất của biểu thức P=(y-2) /x^2 + (z-2) /y^2 + (x-2) /z^2

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Cho các số x, y,z>1 thoả mãn x + y + z = xyz. Tìm giá trị nhỏ nhất của biểu thức P=(y-2) /x^2 +...

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