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	Các bình luận về: Trong không gian \({\rm{Ox}}yz\), cho hai đường thẳng \({d_1}:\frac{{x &#8211; 2}}{2} = \frac{{y + 2}}{{ &#8211; 1}} = \frac{{z &#8211; 3}}{1}\) và \({d_2}:\left\{ \begin{array}{l}x = 1 &#8211; t\\y = 1 + 2t\\z =  &#8211; 1 + t\end{array} \right.\). Đường thẳng \(\Delta \) đi qua điểm \(A\left( { 1; 2; 3} \right)\), vuông góc với \({d_1}\) và cắt \({d_2}\) có phương trình là:	</title>
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