1.

If the two pairs of lines ax^(2)+2pxy-ay^(2)=0 and bx^(2)+2qxy-by^(2)=0 are such that each pair bisects the angle between other pair then

Answer»

<P>pq-ab=0
pq+ab=0
`(p)/(Q)+(a)/(B)=0`
`(p)/(q)-(a)/(b)=0`

ANSWER :B


Discussion

No Comment Found