12th Maths - Chapter 2 - Complex Numbers

Examples
https://www.youtube.com/watch?v=mOqwL7GykX4&list=PL2qtWkm0Z4ccwIAfVw-lQnOZ7rAG3_rXz
Exercise 2.1
https://www.youtube.com/watch?v=oyr5kyYJQPg&list=PL2qtWkm0Z4cc3XXqK6Zf6AC6--GMi6xZN
Exercise 2.2
https://www.youtube.com/watch?v=S0C0YC27Qt8&list=PL2qtWkm0Z4ccR9D2wFVzgwMgOzTyqZ5GC
Exercise 2.3
https://www.youtube.com/watch?v=eI8id7ynjcY&list=PL2qtWkm0Z4cfQDosLiqWGwu1LEmPmHOYN
Exercise 2.4
https://www.youtube.com/watch?v=P1uCbsOfnYE&list=PL2qtWkm0Z4ccQ3IT90ZlED5VBE7r80aCz
Exercise 2.5
https://www.youtube.com/watch?v=S4JYx4iWA0M&list=PL2qtWkm0Z4cdBnstLo3iE-AnRjcb7GIxf
Exercise 2.6
https://www.youtube.com/watch?v=Q1BPEH-DdOY&list=PL2qtWkm0Z4cd3bWYP-kSwqn9hgqihdmW0
Exercise 2.7
https://www.youtube.com/watch?v=jSScUGn22w8&list=PL2qtWkm0Z4cfERZqeseotKNlgY6P64dDa
Exercise 2.8
https://www.youtube.com/watch?v=zJcy1u3Rdqg&list=PL2qtWkm0Z4cf1WBKv3cvrEuOtA05uqu6d
Exercise 2.9
https://www.youtube.com/watch?v=4AsxsKvOnew&list=PL2qtWkm0Z4cdNdy39bWpvkR59PchjsdSP