4 1 2 x 0.25 July 8, 2019 16 32 64 128 5 6 4 1 2 x 0.25 1 4 2 x 3 0.25 x 2 1 4 x 10 d 2 )= 0.25 1 4 5 0.25 x 2 1 5 1 - 2 = 4