Question Number 80747 by Power last updated on 06/Feb/20
Commented by MJS last updated on 06/Feb/20
$$\mathrm{we}\:\mathrm{had}\:\mathrm{this}\:\mathrm{weeks}\:\mathrm{ago}.\:\mathrm{it}'\mathrm{s}\:\mathrm{getting}\:\mathrm{boring}... \\ $$
Answered by tw000001 last updated on 07/Feb/20
$$\mathrm{Use}\:\mathrm{calculator}\:\mathrm{that}\:\mathrm{it}'\mathrm{s}\:\mathrm{approximately} \\ $$$$\mathrm{on}\:\mathrm{2}.\mathrm{469},\mathrm{therefore},\mathrm{S}\approx\mathrm{2}.\mathrm{469}\approx\sqrt{\mathrm{6}.\mathrm{1}}. \\ $$$$\mathrm{I}\:\mathrm{think}\:\mathrm{no}\:\mathrm{one}\:\mathrm{can}\:\mathrm{solve}\:\mathrm{this}. \\ $$