0 5 8x 1 July 8, 2019 16 32 64 128 0 5 8x 1 1 5 2 4x 8x 0 5 2 1 8x 14x 5 0 8x 14 5 0 0 5 8x 1 1 5 9 4x 8x 5 0 )=- 11 8x 16x 5 0 0 8×1 5