bhagirathsiwakoti200 bhagirathsiwakoti200 17-11-2022 Mathematics contestada Find the single equation of the straight lines passing through the origin and orthogonal to the lines represented by the following equations. (a) 3x²+8xy + 4y²=0 (b) 2x²-5xy-3y²-x+3y=0 (c)8x²-14xy+3y² = 0 (d) x²-y²+2y-1=0