UNIT- II:- First order ordinary differential equations
1. https://youtu.be/VD_NY9bx21w?si=D-L_dT8_eGlZyfyx
2. https://youtu.be/Mc2x17r8kJA?si=THt7dbveDI7P4r3h
3. https://www.youtube.com/live/qIDdV6BwB-o?si=dittU7CZwiEfEtJL
4. https://www.youtube.com/live/iQ7rBwo44UE?si=DF0BPR_GF5FUYPME
5. https://youtu.be/3WgnrsnotH0?si=R_jBfTyVwomNbK-P
6. https://youtu.be/MW1wIJtyCKs?si=c3brGT9_L6L04TnK
7. https://youtu.be/MW1wIJtyCKs?si=LP4KE4defS1AuHWd
8. https://youtu.be/2whXwKw9eV4?si=DSRm5ixvKmA4cZJR
9. https://youtube.com/playlist?list=PLdhH6lJ5Nz1drP5IQYy2GLiPEBcLqEOUi&si=QHsrntZk8Gt78jrc