Book
Advanced Engineering Mathematics
Author
Erwin Kreyszig
Edition
8th Edition
#Kreyszig Pg.107 Problem set 2.9 Question 8
var('x')
y=function('y',x)
print desolve(diff(y,x,2)+6*diff(y,x)+9*y==50*exp(-x)*cos(x),[y,x])
Solution by:
<S Micheal Ammal>, <Lecturer>, <St Francis Institute of Technology>
<Your Name>, <Profession>, <Organization>