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	Các bình luận về: Đề: Trong không gian với hệ tọa độ Oxyz, cho hai đường thẳng \({d_1}:\frac{{x &#8211; 2}}{1} = \frac{{y &#8211; 1}}{{ &#8211; 1}} = \frac{z}{2}\) và \({d_2}:\left\{ {\begin{array}{*{20}{c}}{x = 2 &#8211; t}\\{y = 3}\\{z = t}\end{array}} \right.\). Tìm phương trình của mặt phẳng cách đều hai đường thẳng \({d_1},{d_2}\)	</title>
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