||'''Book'''|| Advanced Engineering Mathematics ||
 ||'''Author'''|| Erwin Kreyszig ||
 ||'''Edition'''|| 8th Edition ||

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{{{
#Kreyszig Pg.108 Problem set 2.9 Question 22
var('x')
y=function('y',x)
print desolve(diff(y,x,2)+diff(y,x)+9.25*y==9.25*(4+exp(-x)),[y,x],ics=[0,7,1-2])}}}

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 * '''Solution by''': 
   * <S Micheal Ammal>, <Lecturer>, <St Francis Institute of Technology>
   * <Your Name>, <Profession>, <Organization>