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	Các bình luận về: Đề bài: Chứng minh rằng với $a, b, c, d, e$ là các số thực nằm trong khoảng $(0, 1)$ thì:    \(\left( {1 &#8211; a} \right)\left( {1 &#8211; b} \right)\left( {1 &#8211; c} \right)\left( {1 &#8211; d} \right)\left( {1 &#8211; e} \right) &gt; 1 &#8211; a &#8211; b &#8211; c &#8211; d &#8211; e\)	</title>
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