Avatal darpan me f=R/2 parmanit karen. अवतल दर्पण में f=R/2 सिद्ध करें।। अवतल दर्पण क्या है।। अवतल द

[@mahira_Khan_69]

Very nice sir ❤️☺️

[@QaiserAnsari-ei1rh]

Aap ka padhan ka tarika wakiye me bahut achha hai sir

[@MdSamimuddin-nd5fn]

Excellent sir

[@SahbajShek-x3g]

Very nice sir

[@mdsharfuddin7570]

very very good

[@SanjaySharma-fm1yc]

Nice sir 🇮🇳🇵🇰❤️😍

[@SanjaySharma-fm1yc]

Aditya Raj 😝