If the equation ax2+2hxy+by2+2gx+2fy+c=0represents a pair of parallel lines ba=
see full answer
Your Exam Success, Personally Taken Care Of
1:1 expert mentors customize learning to your strength and weaknesses – so you score higher in school , IIT JEE and NEET entrance exams.
An Intiative by Sri Chaitanya
a
gf
b
g2f2
c
f2g2
d
fg
answer is C.
(Unlock A.I Detailed Solution for FREE)
Best Courses for You
JEE
NEET
Foundation JEE
Foundation NEET
CBSE
Detailed Solution
The condition that the equation ax2+2hxy+by2+2gx+2fy+c=0 represents pair of parallel lines is h2=ab, and af2=bg2Rewrite the second condition as f2g2=baTherefore ba=f2g2