SOLUTION: how do you solve (3-i) squared?

Question 595796: how do you solve (3-i) squared?
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
(3-i) squared
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(3-i)(3-i)
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Use FOIL:
F: 3*3 = 9
O: 3*-i = -3i
I: 3*-i = -3i
L: -i*-i = +i^2 = -1
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Combine to get: 8-6i
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Cheers,
Stan H.
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