3 * 25 x 0 5 4 2x 1 5 July 8, 2019 16 32 64 128 0 3 / x = 2 25 / 2 4 3 5+0 25(x+1) 2x 3 * 25 ^ (x + 0 5) + 4 ^ (2x + 1 5) = 22 * 20 ^ x