Question Number 147157 by olohuntosin last updated on 18/Jul/21
$${proof}\:{that}\:{tan}\emptyset+\mathrm{sesin}\:\mathrm{c}\emptyset/{tan}\emptyset+{sec}\emptyset\:=\:\mathrm{1}+{sin}\emptyset/{cos}\emptyset \\ $$
Commented by puissant last updated on 18/Jul/21
$$\mathrm{i}\:\mathrm{do}\:\mathrm{no}\:\mathrm{see}.. \\ $$