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Mathematics 24 Online
OpenStudy (anonymous):

simplified form of (-3+2i)(1-4i)

OpenStudy (saifoo.khan):

5+14i

OpenStudy (anonymous):

Cool but could you explain why?

OpenStudy (saifoo.khan):

Use FOIL.

OpenStudy (saifoo.khan):

-3 +12i +2i +8 Add like terms: 5 + 14i

OpenStudy (anonymous):

ah Okay

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