If two of the lines represented by `ax^4 +bx^3y +cx^2 y^2+dxy^3+ay^4=0` bisects the angle between the other two, then

If two of the lines represented by ax^(4)+bx^(3)y+cx^(2)y^(2)+dxy^(3)+ay^(4)=0 bisects the angle between the other two,then

If two lines represented by x^(4)+x^(3)y+cx^(2)-xy^(3)+y^(4)=0 bisect the angle between the other two,then the value of c is 0(b)-1(c)1(d)-6

If two of the three lines represented by ax^(3)+bx^(2)y+cxy^(2)+dy^(3)=0 may be at right angles then

One of the lines represented by the equation ax^(2)+bxy+cy^(2)=0 bisects an angle between the co-ordinate axes

If one of the lines given by kx^(2)+xy-y^(2)=0 bisects the angle between the co-ordinate axes, then k=

If the slope of one line of the pair of lines represented by ax^(2)+4xy+y^(2)=0 is 3 times the slope of the other line,then a is

If the pair of lines ax^2-2xy+by^2=0 and bx^2-2xy+ay^2=0 be such that each pair bisects the angle between the other pair , then |a-b| equals to

If the pairs of straight lines ax^2+2hxy-ay^2=0 and 'bx^2+2gxy-by^2=0 be such that each bisects the angles between the other , then

Find the angle between the lines represented by 3x^2 + 4xy-3y^2 = 0