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Mathematics, 16.06.2021 17:00 mv603177

Tìm giá trị nhỏ nhất: P=x²/y²+y²/x²-3×(x/y+y/x)+5 (với x, y≠0)

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Tìm giá trị nhỏ nhất: P=x²/y²+y²/x²-3×(x/y+y/x)+5 (với x, y≠0)...
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