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OpenStudy (ohohaye):
Write the product in standard form (1+3i)(5-i)
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OpenStudy (misty1212):
hi!!
OpenStudy (misty1212):
the adult way is \[(a+bi)(c+di)=(ac-bd)+(ad+bc)i\]
OpenStudy (misty1212):
or you can just multiply out then remember that \(i^2=-1\) when you get it
OpenStudy (anonymous):
|dw:1432613646992:dw|
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