Combinatorics (2) | Basics of Permutation and Combination

[@mahdiashrafmahir1534]

thanks!

[@farhanferoz8226]

Welcome!

[@mushfiqarnab841]

Sir seat kom thakle ki seat er perspective theke bujha lagbe ? and seat beshi thakle student er perspective theke bujha lagbe?

[@mirzasufianhridoy7703]

samne question

[@shaikhtanzimknight6978]

bhai eisob math kon class er
Bolle valo hoto