Asked by MiNdy

i^20

14 years ago

Answered by drwls

i^N, where N is any integer evenly divisible by 4, equals i.

So the answer is i.

14 years ago

Answered by Steve

Actually, i^2 = -1, so i^4 = 1.
i^20 = (i^4)^5 = 1^5 = 1

14 years ago

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