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CBSE - XII Science - Mathematics - Three Dimensional Geometry

how we can find the direction ratios if only the direction cosines are given?

Asked by ramhar 17th February 2011, 12:00 AM
Answered by Expert


Dear Student
Let L,M,N are the direction cosines of the line and a,b,c be its direction ratios
So if L M and N are known then the number proportional to them gives us direction ratios.
Team Topperlearning
Answered by Expert 17th February 2011, 9:53 AM

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