SOLUTION: write the expression as a complex number in standard form (1+3i)(1-i)

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Question 68420: write the expression as a complex number in standard form (1+3i)(1-i)
Answer by Nate(3500) About Me  (Show Source):
You can put this solution on YOUR website!
(1 + 3i)(1 - i)
1 + 3i - i - 3(-1)
4 + 2i