2 40x 2 July 8, 2019 16 32 64 128 20x 40x 2 28 40x 2 25x 2 40x 16 2x 2 40x 200 0 2x 2 40x 200 25x 2 40x 16 0 25x 2 40x 16 28 2x 2 40x 20x 2 40x 0 16x 2 40x 25 16x 2 40x 25 0 16x 2 40x 25 factor X 2 40x 225 0 25x 2 40x 16 factor 40x 2x 2 − 2x 3
