Question Number 120257 by bramlexs22 last updated on 30/Oct/20
$$\:\int\:\frac{{f}\:'\left({x}\right)}{{f}\left({x}\right)}\:=? \\ $$
Commented by TITA last updated on 30/Oct/20
$${it}\:{should}\:{be}\:\int\frac{{f}^{'} \left({x}\right)}{{f}\left({x}\right)}{dx}\:{sir} \\ $$$$ \\ $$
Answered by Aziztisffola last updated on 30/Oct/20
$$\mathrm{ln}\mid{f}\left({x}\right)\mid+\mathrm{C} \\ $$
Answered by bemath last updated on 30/Oct/20
$$\:\int\:{d}\left(\mathrm{ln}\:\left({f}\left({x}\right)\right)=\:\mathrm{ln}\:\left({f}\left({x}\right)\right)+{c}\:\right. \\ $$