2 5x 1 10 3 5 July 8, 2019 16 32 64 128 2 5x 1 2 4 5x 3 10 2 5x 1 2 3 5x 7 10 2 x 1 )= 3 5 10 5x 2 5x 10 − 3 2x 1 )+ 4 x 5