TS EAMCET 10-Sep-2020 Shift 1 Solved Paper

Section: Mathematics

Question : 60 of 160

Marks: +1, -0

The direction cosines l,m,n of two lines are satisfying 3l+m+5n=0 and 6mn−2nl+5lm=0. If θ is the angle between those lines then |cosθ|=

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