Question Number 38103 by maxmathsup by imad last updated on 21/Jun/18
$${find}\:{I}\left(\lambda\right)=\:\int_{\mathrm{0}} ^{\frac{\pi}{\mathrm{2}}} \:\:\:\:\:\frac{{xdx}}{\lambda\:+{tanx}}\:\:\lambda\:{from}\:{R}. \\ $$
find-I-0-pi-2-xdx-tanx-from-R-