it is clear that all the videos are made with love and care. such well edited well explained and beautiful handwritten lectures are rare in RU-vid... very helpful. Salute your hard work sir.
@@amishra247 q and q baar kisi ko maan lo because koi previous value to manoge . kyoki ye memory element hai, one bit store karta hai. when s=0 & R=1 hai to q and q bar ko kuch bhi mano output 0 aayega
where you want to take Qn ? Qn shows the previous and present state. Qn+1 shows next state. we used Qn where invalid condition came. And other places no need of taking Qn. now i hope you understood. if still having doubt comment it.