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Mathematics 14 Online
OpenStudy (anonymous):

(1-i)(2+3i)

OpenStudy (anonymous):

I factored and got -3^2+i+2 but I don't know where to go from there and the answer should be 5+i

OpenStudy (anonymous):

\[(1-i)(2+3i)=(2+3i)-i(2+3i)=2+3i-2i+3=5+i\]

OpenStudy (anonymous):

thanks!

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