The direction cosines of two lines are connected by the relations l-m+n=0 and 2 l m-3 m n+n l=0. If \theta is the angle between these two lines, then \cos \theta= [TG EAPCET 9 May 2024 Shift 1]

Three Dimensional Geometry

Section: Mathematics

Question : 15 of 17

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The direction cosines of two lines are connected by the relations l−m+n=0 and 2lm−3mn+nl=0. If θ is the angle between these two lines, then cos‌θ=

[TG EAPCET 9 May 2024 Shift 1]

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