3i^(12)-i^9/2i+1

Rationalise the following complex quotient
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1 Answer

i^4=1 so i^12=1.

i^9=i*(i^4)^2=i.

The expression becomes 3-(i/2i)+1=3-1/2+1=3 1/2 or 7/2.
by Top Rated User (1.2m points)

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