[" Q20.Prove that,Homogeneous equation o...

[" Q20.Prove that,Homogeneous equation of degree two in "x" and "y" ,"],[qquad [ax^(2)+2hxy+by^(2)=0" represents a pair of lines passing through the origin "],[" if "h^(2)-ab>=0.]]

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[" Q20.Prove that,Homogeneous equation of degree two in "x" and "y" ,"],[qquad [ax^(2)+2hxy+by^(2)=0" represents a pair of lines passing through the origin "],[" if "h^(2)-ab>=0.]]

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