If one of the lines given by the equation coincide with one of those given buy and the other lines represented by them be perpendicular, then

a)


b)


c)


d)


Question ID  53786  SaraNextGen Top Answer
If one of the lines given by the equation coincide with one of those given buy and the other lines represented by them be perpendicular, then

a)


b)


c)


d)


1 Answer
127 votes
Answer Key / Explanation : (a,b,c,d) 
(a,b,c,d)
Let,
and
Then, (i)
(ii)
If and so . If and so
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