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	Các bình luận về: Đề: Trong không gian với hệ tọa độ Oxyz, cho hai điểm \(A\left( {1;4;2} \right),B\left( { &#8211; 1;2;4} \right)\) và đường thẳng \(\Delta :\frac{{x &#8211; 1}}{{ &#8211; 1}} = \frac{{y + 2}}{1} = \frac{z}{2}\). Tìm tọa độ điểm M thuộc \(\Delta \) sao cho: \(M{A^2} + M{B^2} = 28.\)	</title>
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