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If one of the lines lx 2 +2nxy+my 2 =0 bisect the angle between the axes , prove that (l+m) 2 = 4n 2

If one of  the lines lx2 +2nxy+my2 =0 bisect the angle between the axes , prove that (l+m)2 = 4n

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1 Answers

Sunil Kumar
askIITians Faculty 183 Points
7 years ago

Thanks & Regards
Sunil Kumar, 
askIITians Faculty
M.Sc., IIT Kharagpur
979_96661_analytical geometry.JPG
Thanks & Regards
Sunil Kumar, 
askIITians Faculty
M.Sc., IIT Kharagpur

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