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

/* code_begins */

{{{
s = var("s")
t = var("t")
f = exp(t) * cosh(3*t)
F = f.laplace(t,s)
show(F)
plot (F)
}}}

/* code_ends */

 * '''Solution by''': 
   <Arnab Basu>, <Student>, <IIT Roorkee>
   <Saurabh Agrawal>, <Student>, <IIT Roorkee>
   <Rachit Jha>, <Student>, <IIT Roorkee>