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Mathematics 18 Online
OpenStudy (anonymous):

What's the product of the complex numbers 1+2i & 3+i? Never understood this, Please show work?

OpenStudy (curry):

1+7i

OpenStudy (curry):

its just like foil

OpenStudy (curry):

treat the i like x and when u do foil and ur done just substitute -1 for i

OpenStudy (anonymous):

Okay, thank you bunches!

OpenStudy (anonymous):

Well frsgo!

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