Fouation of the pair of straight lines through origin and perpendicular to the pair of straight lines `5x^2 - 7xy - 3y^2 = 0` is

Equation of the pair of straight lines through origin and perpendicular to the pair of straight lines 5x^2 - 7xy - 3y^2 = 0 is

The equation on the pair of straight lines through the point (1, 1) and perpendicular to the pair of straight lines 3x^(2) - 8xy + 5y^(2) = 0 is

The pair of straight lines passing through that point (1,2) and perpendicular to the pair of straight lines 3x^2-8xy+5y^2=0 , is

The pair of straight lines passing through that point (1,2) and perpendicular to the pair of straight lines 3x^2-8xy+5y^2=0 , is

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

Equation of pair of straight lines drawn through (1, 1) and perpendicular to the pair of lines 3x^(2)-7xy+2y^(2)=0 , is

Equation of pair of straight lines drawn through (1, 1) and perpendicular to the pair of lines 3x^(2)-7xy+2y^(2)=0 , is