QUADRATIC EQUATIONS BY SUNIL SHARMA(NET,HPTET,CTET QUALIFIED ) PURSUING PhD IN MATHS
Channel: Advance Mathematical Sciences Academy Yol Bazaar
Date: 2020-07-11

https://youtu.be/4L1q-S6ctO8  https://youtu.be/5F1JwavGIXI 
https://youtu.be/rPvaBVuLgTg 
https://youtu.be/GXFlcu5wIm4
https://youtu.be/lMCyXCoCBdc