# Math Help - My problem about the polar form of a complex number

1. ## My problem about the polar form of a complex number

What is the polar form of the following complex number
2√2+2√2i.

2. Originally Posted by marifa
What is the polar form of the following complex number 2√2+2√2i.
$A > 0\, \Rightarrow \,A + Ai = A\sqrt 2 \left[ {\cos \left( {\frac{\pi }
{4}} \right) + i\;\sin \left( {\frac{\pi }
{4}} \right)} \right]$