Question

Calcule: i²³⁶ + i⁵⁴⁹ + i⁵²⁶ + i⁸⁵⁵.

Answer 1

i 236 +i 549 +i 526 +i 855 =i 0 +i 1 +i 2 +i 3 =1+i−1−i=0

Answer 2

${i}^{236} + {i}^{549} + {i}^{526} + {i}^{855} = \\ {i}^{0} + {i}^{1} + {i}^{2} + {i}^{3} = \\ 1 + i - 1 - i = 0$