Math Chapter Wise question with answer

Q01 For what value of a, the equation axy–8x+9y– 12 = 0 represents a pair of straight lines? English · DSSSB PGT 2021 Q02 If a pair of equation in two variables x and y is represented graphically by two straight line L1and L2 intersectin... English · DSSSB 23 SEP 2018 (9 AM-11 AM) Q03 For what value of k is 4x2 +8xy+ky2 –9=0, the equation of a pair of straight lines? English · PGT 2011 Q04 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 Q05 A straight line which intersects the axes 'a' and 'b'. From the inverses of the intercepts cut on the axes what wil... English · TGT 2005 Q06 Both the roots of the quadratic equation x2 +px+q=0 are 1 and 2 then what will be roots of the equation 2 qx – px +... English · TGT 2011