# Solution - Find the Direction Cosines of the Line Perpendicular to the Lines Whose Direction Ratios Are -2, 1,-1 and -3, - 4, 1 - Direction Cosines and Direction Ratios of a Line

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#### Question

Find the direction cosines of the line perpendicular to the lines whose direction ratios are -2, 1,-1 and -3, - 4, 1

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Which of the following represents direction cosines of the line :

(a)0,1/sqrt2,1/2

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Direction cosines of the line passing through the points A (- 4, 2, 3) and B (1, 3, -2) are.........

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Solution for question: Find the Direction Cosines of the Line Perpendicular to the Lines Whose Direction Ratios Are -2, 1,-1 and -3, - 4, 1 concept: Direction Cosines and Direction Ratios of a Line. For the courses 12th HSC Arts, 12th HSC Science (Computer Science), 12th HSC Science (Electronics), 12th HSC Science (General)
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