Question Number 26110 by abdo imad last updated on 19/Dec/17
$${let}\:{s}\:{give}\:{n}\:{from}\:{N}\:\:{find}\:{the}\:{value}\:{of}\:\:\int_{\mathrm{0}} ^{\pi} \:\:\frac{{sin}\left({nx}\right)}{{sinx}}\:{dx}\:. \\ $$
let-s-give-n-from-N-find-the-value-of-0-pi-sin-nx-sinx-dx-