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Mathematics 13 Online
OpenStudy (anonymous):

Solve.

OpenStudy (anonymous):

\[\left(\begin{matrix}4+3i \\ (7-2i)(5+4i\end{matrix}\right)\]

OpenStudy (barrycarter):

OK, what kind of symbol is that? To me, it means binomial, but that's clearly not what's being asked here.

OpenStudy (y2o2):

is this a division of complex numbers ?!

OpenStudy (anonymous):

I think so it is supposed to be a fraction but i forgot how to put it as one.

OpenStudy (anonymous):

i represents \[\sqrt{-1}\]

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