Combined equation of lines perpendicular to `5x^2+3xy-2y^2=0` is

The combined equation of the lines perpendicular to the lines given by 6x^(2)-5xy+y^(2)=0 and passing through the point (2,3) is:

The combined equation of the lines through origin and perpendicular to the pair of lines 3x^(2) + 4xy - 5y^(2) = 0 is…

The combined equation of the line passing through origin and perpendicular to 2x^(2)-7xy-15y^(2)=0 is

The combined equation of the line passing through origin and perpendicular to 2x^(2)-7xy-15y^(2)=0 is

The equation of the lines through the origin and which are perpendicular to the pair of x^(2)-3xy+2y^(2)=0 is

The equation of the lines through the origin and which are perpendicular to the pair of x^2-3xy + 2y^2 = 0 is

The combined equation of pair of lines passing through origin and perpendicular to the lines given by 5x^(2)+3xy-2y^(2)=0 is

The equation to the pair of lines passing through the origin and perpendicular to 5x^(2)+3xy=0 is