# Express in real and imaginary parts

• Jan 2nd 2013, 05:13 AM
WalterWhite
Express in real and imaginary parts
I am having trouble with this question i just dont know where to start, im not looking for a straight up answer just hints to help me on my way to solving it myself.

$\ln z=\ln |z|+i\arg z\Rightarrow \ln i=\cdots$