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if two straight lines dcs are related by a^2l +b^2m+ c^2m=0 and mn+ nl + lm=0 then what is the condition of parallelism????

if two straight lines dcs are related by a^2l +b^2m+ c^2m=0 and mn+ nl + lm=0 then what is the condition of parallelism????

Grade:12th pass

1 Answers

Saurabh Koranglekar
askIITians Faculty 10335 Points
4 years ago
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