1.

ax2+2hxy+by2=0 always represents a pair of straight lines passing through the origin. If Column 1Column 2a.h2>ab1. Lines are coincidentb.h2=ab2. Lines are real and distinctc.h2<ab3. Lines are imaginary with real point of intersection i.e. (0,0)

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ax2+2hxy+by2=0 always represents a pair of straight lines passing through the origin. If
Column 1Column 2a.h2>ab1. Lines are coincidentb.h2=ab2. Lines are real and distinctc.h2<ab3. Lines are imaginary with real point of intersection i.e. (0,0)




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