SOLUTION: I know that i^2 is -1 but what is i^3 and i^4 ?
Algebra.Com
Question 4005: I know that i^2 is -1 but what is i^3 and i^4 ?
Answer by longjonsilver(2297) (Show Source): You can put this solution on YOUR website!
powers of i go in a 4-power cycle:
i is defined as
starting with i
-->
-->
-->
is then i again, and the whole thing repeats.
Jon.
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