Ответ:

17

Объяснение:

(8-1) * (8+1) * (8²+1) * (8⁴+1) * (8⁸+1) - 8¹⁶ + 18 =

1)(8-1) * (8+1) = (8²-1)

2)(8²-1) * (8²+1) = (8⁴-1)

3)(8⁴-1) * (8⁴+1) = (8⁸-1)

4)(8⁸-1) * (8⁸+1) = (8¹⁶-1)

5)(8¹⁶-1) - 8¹⁶ + 18 = 8¹⁶ - 1 - 8¹⁶ + 18 = 17