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	Các bình luận về: Đề: Trong không gian với hệ tọa độ Oxyz, cho hai mặt phẳng \(\left( \alpha \right):3x &#8211; 5y + mz &#8211; 3 = 0,\,\left( \beta \right):2x + ny &#8211; 3z + 1 = 0\). Tìm giá trị của m, n để \(\left( \alpha \right)\) và \(\left( \beta \right)\) song song.	</title>
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