Solve : (a) $(D^2 + 5D + 4)y = x^2 + 7x + 9$ (b) $(D^2 + 1)y = 4x \co…
Previous year question for Engineering Mathematics-I.
Question
Solve :
(a) $(D^2 + 5D + 4)y = x^2 + 7x + 9$
(b) $(D^2 + 1)y = 4x \cos x$
(c) $(D^2 - 2D + 1)y = e^x \log x$
- Year: 2018
- Subject: Engineering Mathematics-I