SOLUTION: (1/2-i)^2

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Question 182448: (1/2-i)^2
Answer by Mathtut(3670) About Me  (Show Source):
You can put this solution on YOUR website!
I am assuming this is 1/(2-i) and not (1/2)-i
:
%281%2F%282-i%29%29%5E2=1%2F%282-4i-1%29=1%2F%281-4i%29 now we must multiply the top and bottom by 1+4i to rationalize the denominator
:
or %281%2F17%29%2B4i%2F17