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Evaluate/simplify this problem (3 - 3i)(-6 + 3i)
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4 votes
Evaluate/simplify this problem (3 - 3i)(-6 + 3i)

User Dfens
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2 Answers

6 votes
-18+9i because if you use the foil technique then this would be your answer

User Hanser
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8.5k points
4 votes
Multiply using the foil method, then combine. This will give you -9+27i
User Touyets
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