Let the direction cosines of two lines satisfy the equations 3 l+2 m+n=0 and 2 m n-3 n l+5 l m=0. If \theta is the angle between these two lines, then \cos \theta= [TG EAPCET 13 May 2023 Shift 1]

TS EAMCET Engineering 13 May 2023 Shift 1 Solved Paper

Section: Mathematics

Question : 60 of 160

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Let the direction cosines of two lines satisfy the equations 3l+2m+n=0 and 2mn−3nl+5lm=0. If θ is the angle between these two lines, then cos‌θ=

[TG EAPCET 13 May 2023 Shift 1]

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