Question Number 33130 by prof Abdo imad last updated on 11/Apr/18
$${find}\:\:{the}\:{value}\:{of}\:\:\int_{\mathrm{0}} ^{\infty} \:\:\frac{\mathrm{1}+{x}\:{cos}\theta}{{x}^{\mathrm{2}} \:+\mathrm{2}{x}\:{cos}\theta\:+\mathrm{1}}\:{dx}\:. \\ $$
find-the-value-of-0-1-x-cos-x-2-2x-cos-1-dx-