1 2x 2 1 4x 3 0 July 8, 2019 16 32 64 128 3 1 2x 4 )= 1 2 0 4x 2x 1 2 4x 3 1 x 0 2x 1 2 4x 1 x 3 15 0 3 4x 2 1 2x 1 12 0 1 2 + 3 4