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	Các bình luận về: Trong không gian $Oxyz$, cho $A\left(-5;3;-4\right),B\left(1;7;2\right),C\left(5;-1;-2\right)$. Tìm tọa độ điểm $D$ biết $ABCD$ là một hình bình hành	</title>
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