# My problem about the polar form of a complex number

• May 30th 2009, 07:24 AM
marifa
My problem about the polar form of a complex number
What is the polar form of the following complex number
2√2+2√2i.
• May 30th 2009, 07:45 AM
Plato
Quote:

Originally Posted by marifa
What is the polar form of the following complex number 2√2+2√2i.

$A > 0\, \Rightarrow \,A + Ai = A\sqrt 2 \left[ {\cos \left( {\frac{\pi }
{4}} \right) + i\;\sin \left( {\frac{\pi }
{4}} \right)} \right]$