Question Number 155079 by mathdanisur last updated on 24/Sep/21
Commented by talminator2856791 last updated on 25/Sep/21
$$\:\mathrm{what}\:\mathrm{is}\:\mathrm{meant}\:\mathrm{by}\:\mathrm{k}\:=\:\mathrm{1},\mathrm{n}? \\ $$
Question-155079