SOLUTION: simplify: (2+i)squared - (3+i)

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Question 80306: simplify:
(2+i)squared - (3+i)
Answer by stanbon(75887) (Show Source):
You can put this solution on YOUR website!
simplify:
(2+i)squared - (3+i)
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4+4i-1 -3-i
=0 + 3i
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Cheers,
Stan H.