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	Các bình luận về: Đề bài: Với $a, b, c$ là ba số thực dương thỏa mãn đẳng thức \(ab + bc + ca = abc\), chứng minh rằng                                        \(\frac{{\sqrt {{b^2} + 2{a^2}} }}{{ab}} + \frac{{\sqrt {{c^2} + 2{b^2}} }}{{bc}} + \frac{{\sqrt {{a^2} + 2{c^2}} }}{{ca}} \ge \sqrt 3\)	</title>
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	<description>Học toán, Đề thi toán, Sách giáo khoa Toán, trắc nghiệm Toán online</description>
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