Question Number 113532 by Khalmohmmad last updated on 13/Sep/20
Commented by kaivan.ahmadi last updated on 13/Sep/20
$${dose}\:{note}\:{exist} \\ $$$$ \\ $$
Answered by Dwaipayan Shikari last updated on 13/Sep/20
$$−\mathrm{1}\leqslant{cosx}\leqslant\mathrm{1} \\ $$
Answered by mathmax by abdo last updated on 13/Sep/20
$$\mathrm{limit}\:\mathrm{dont}\:\mathrm{exist} \\ $$