SOLUTION: Simplify i^47
Algebra.Com
Question 657312: Simplify i^47
Answer by MathDazed(34) (Show Source): You can put this solution on YOUR website!
There is a formula for these:
i^4n = 1
i^4n+1 = i
i^4n+2 = -1
i^4n+3 = -i
Where n is any integer. So for this i^4(11)+3 = -i
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