Question Number 158827 by LEKOUMA last updated on 09/Nov/21
$${resolve}\:\int\mathrm{ln}\:\left(\mathrm{cos}\:{x}\right){dx} \\ $$
Answered by Eldon last updated on 09/Nov/21
$$\:−{tan}\left({x}\right)+{c}\:\:{c}\epsilon{R} \\ $$
Commented by LEKOUMA last updated on 09/Nov/21
$${thanks} \\ $$