2 x2 5 x 2 0 July 8, 2019 16 32 64 128 2 x2 5 x 2 0 by quadratic formula 2 x2 5 x 2 0 by factorisation method 2 i x2 5 i x 2 1 i 0 X2 4x a 5 x 2 6ax a 2 0 Solve 2 x2 5 x 2 0 2x2 7x 5 2 0 2 x2 5 x 3 0 K 5 x2 2 k 5 x 2 0 2 x 2 5