Question Number 74798 by mathmax by abdo last updated on 30/Nov/19
$${calculate}\:\int_{\mathrm{0}} ^{\pi} {ln}\left(\mathrm{1}−\mathrm{2}{xcos}\theta\:+{x}^{\mathrm{2}} \right){d}\theta\:\:{with}\:\mid{x}\mid<\mathrm{1} \\ $$
calculate-0-pi-ln-1-2xcos-x-2-d-with-x-lt-1-