3 6 4x 6 July 8, 2019 16 32 64 128 3 6 4x 6 111 6x 3 4x 6 6x 3 4x 1 6 9x 6 3 4x 6 3 4x 6 2x 6 6x 3 9x 2 4x 6 1 3 6 4x 1 6 7 6 4x 3 6x 3 4x 6 2x 1 3 3x 6 6 3 2x )- 4x 2 x 6 3 6 4x )=- 2 6x 9 2 3 6x 6 )= 4x 4 6 4x 3 6x 21 X 3 6x 2 4x =- 6 24 6 4x 3 6