3 1 2 d 3 2 d 4 d July 8, 2019 16 32 64 128 3 1 2 d 3 2 d 4 dd 1 2 d+ 3 8 d 1 4 3 4 d 2 3- frac 1 2 x= frac 3 2 d+4-d Solve for d 1 2 d+ 3 8 d 1 4 3 4 d 2 D 3 - d 2 - d 4 D 3 - d 3 - d 4 3 2 d