Wednesday
July 30, 2014

Homework Help: math

Posted by Shay on Thursday, January 18, 2007 at 1:11pm.

simplify the following expressions involving complex numbers.
(3+2i)-(-7-i)


is i like x? and how would this work i know that you do this:
(3+2i)(7+i)
to get rid of the sign between the expressions.
but then what?

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