D denoz Member Joined Oct 4, 2006 Messages 48 Gender Male HSC 2007 Oct 26, 2006 #1 With aid of argand diagram show |z+w|<=|z|+|w| if z and w are complex numbers.
Raginsheep Active Member Joined Jun 14, 2004 Messages 1,227 Gender Male HSC 2005 Oct 26, 2006 #2 Also known as the Triangle Inequailty.
Affinity Active Member Joined Jun 9, 2003 Messages 2,062 Location Oslo Gender Undisclosed HSC 2003 Oct 26, 2006 #3 prove the result algebraically now
