Question 998405
I need help with simplifying i^42
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{{{i = sqrt(-1)}}}
--> {{{i^2 = -1}}}
--> {{{i^4 = 1}}}
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{{{i^42 = i^40*i^2 = (i^4)^10*i^2 = 1^40*i^2 = i^2 = -1}}}