6x2 –11x – 10 = 0. 6x2 –15x + 4x – 10 = 0. 3x(2x - 5)+ 2(2x-5) = 0 (2x - 5) (3x + 2 ) x = 5/2 OR x = - 2/3 ans: 5/2 ,- 2/3