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



/* code_begins */

{{{
x = var('x')
y = function('y',x)
DE = diff(y,x) - sin(3*x)
desolve(DE, y)
}}}
 * '''Solution by''':
 * Ankur Khurana , Student, ITM Gurgaon

 * Gaurav Luthra, Student, KIIT Gurgaon