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what is delta in conditions for pair of lines?

5 years ago

Answers : (4)

noogler
489 Points
							
delta=abc+2fgh-af2-bg2-ch2=0    for pair f st.lines
delta is not zero for parabola,hyperbola,circle,ellipse
5 years ago
ng29
1698 Points
							
delta=0
h2-ab>0   pair of intersecting at lines
h2-ab
 
delta is not eq to 0
a=b , h=0  circle
h2=ab   parabola
h2-ab
h2-ab>0  hyperbola
 
approve if useful
5 years ago
noogler
489 Points
							
@ng29 plz check ur ans again
u left some points incompleted..................
5 years ago
ng29
1698 Points
							
oh really
tell me which are those points that are left????????????????????????????????????/
5 years ago
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