X 2 300 0 July 8, 2019 16 32 64 128 X 2 5x 300 0 X 2 40x 300 0 X 2 20x 300 0 X 2 35x 300 0 X 2 25x 300 0 2x 2 x 300 0 X 2 10x 300 0 X 2 50x 300 0 X 2 15x 300 0 2x 2 x 300 0 by factorisation 2x 2 x 300 0 by quadratic formula Solve x 2 5x 300 0 Solve 2x 2 x 300 0 300 000 x 2