The direction cosines of two lines are connected by the relations l+m-n=0 and l m-2 m n+n l=0. If \theta is the acute angle between those lines then \cos \theta= [AP EAPCET 20 May 2024 Shift 1]

Three Dimensional Geometry

Section: Mathematics

Question : 46 of 58

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The direction cosines of two lines are connected by the relations l+m−n=0 and lm−2mn+nl=0. If θ is the acute angle between those lines then cos‌θ=

[AP EAPCET 20 May 2024 Shift 1]

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