5 8x 1 3 7 July 8, 2019 16 32 64 128 4x 5 2 3 2x 8x 1 7 X 5 8x 3 1 7 5x 4 2x 2 8x 5 1 7x )= 3 7 8x )- 7 7 x 3 5 8x 1 1 5 6 8x )=- 7 3 2x 8x 5 x 3 )= 3 7x 1 1 2x 3 4 5 8x 7 8 3 1 4x 7 5 8x 7 8x 5 2x 3 7x 1 2x 3 1 2x 3 4 5 8x 7 4 3x 5 2 6x 1 3 8x 7