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

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Thanks & Regards Sunil Kumar, askIITians Faculty M.Sc., IIT Kharagpur Thanks & Regards Sunil Kumar, askIITians Faculty M.Sc., IIT Kharagpur

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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= 4n²

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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 = 4n2

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If one of the lines lx²+2nxy+my²=0 bisect the angle between the axes , prove that (l+m)²= 4n²