I need my ans fast only in a sheet of paper only also why no ans yet of this question i need full ans of this question only in a sheet of paper also derevation part meritnation experts you have to ans i posted 4 times in meritnation platform no ans why are you all are scared of this question i do noy understand i challenge you all meritnation experts to solve if you have that power to solve i need my ans plz understand