UNIT- III:- Ordinary differential equation of higher orders
1. https://youtube.com/playlist?list=PLdhH6lJ5Nz1e5PKeloZVBlNcnUQ0f8g0S&si=oOEtTGPXqnOs5XkO
2. https://youtube.com/playlist?list=PLhSp9OSVmeyLTuT8bf-DZIffkRLmXmLzN&si=LpxN13Ox0dmh6H8o
UNIT- III:- Ordinary differential equation of higher orders
1. https://youtube.com/playlist?list=PLdhH6lJ5Nz1e5PKeloZVBlNcnUQ0f8g0S&si=oOEtTGPXqnOs5XkO
2. https://youtube.com/playlist?list=PLhSp9OSVmeyLTuT8bf-DZIffkRLmXmLzN&si=LpxN13Ox0dmh6H8o