 
 
 
sincos or exp2trig takes as argument an expression 
containing complex exponentials.
sincos or exp2trig rewrites this expression in terms of 
sin and cos.
Input :
Output :
Input :
Output :
Input :
^2-i)/(2*exp((i)*x))))or :
^2-i)/(2*exp((i)*x))))Output :
 
 
