Math Chapter Wise question with answer

Q01 If the equation 3x2 + 7xy + 2y2 + 5x + 5y + k = 0 represents a pair of straight lines, then the value of k is English · UP TGT-2016 (08-03-2019) Q02 If pair of St. lines represented by equation 3x2 – 8xy + ky2 = 0 is perpendicular then what will be the value of k? English · TGT 2013 Q03 Two consecutive sides of a parallelogram are 2x + y = 0 and x + 2y = 0. If the equation of a diagonal is x – y + 3... English · EMRS PGT-2023 Q04 A line intersects the coordinate axes such that the middle point of the portion of the line intercepted between the... English · EMRS PGT-2023 Q05 The equation of a line that passes through the points (1, 5) and (2, 3) is English · Bihar (TRE 2.0)-2023 Q06 The equation of the straight line passing through the point (3, 2) and perpendicular to the line y = x will be: English · KVS PGT 2023