If one of the lines given by `ax^2+2hxy+by^2=0` is perpendicular to `px+qy=0`, show that `ap^2+2hpq+bq^2=0`

If one of the straight of ax^2+2hxy+by^2=0 is perpendicular to px +qy=0 then show that ap^2+2hpq+bq^2=0

If one of the lines given by ax^(2)+2hxy+by^(2)=0 is 4x-5y=0 then

The lines represents by ax^2+2hxy+by^2=0 are perpendicular to each other , if

Find the condition that the one of the lines given by ax^2+2hxy+by^2=0 may be perpendicular to one of the lines given by a'x^2+2h'xy+b'y^2=0

Find the condition that the one of the lines given by ax^2+2hxy+by^2=0 may be perpendicular to one of the lines given by a'x^2+2h'xy+b'y^2=0

The lines represented by ax^(2)+2hxy+by^(2)=0 are perpendicular to each other if

If the slope of one of the lines given by ax^(2)+2hxy+by^(2)=0 is two times the other, then

If the slope of one of the lines given by ax^(2)+2hxy+by^(2)=0 is 5 times the other, then

If the slope of one of the lines given by ax^(2)+2hxy+by^(2)=0 is two times the other, then