Keywords:Argand Diagram, Subtraction of Complex Number, Conjugate of a Complex Number, Hyperbolic Functions
This article is about complex numbers.
A number(z) is called complex number if it is in the form z=p+iq, where p is the real part and q is the imaginary part and i=√-1. If p=0 then z becomes purely imaginary and if q=0 then z becomes purely real.
HK Dass and Dr. Rama Verma