Question Number 57487 by Abdo msup. last updated on 05/Apr/19
$${calculate}\:{lim}_{{x}\rightarrow\mathrm{1}} \:\:\:\int_{{x}} ^{{x}^{\mathrm{2}} } \:\:\:\:\frac{{arctan}\left({t}\right)}{{sint}}{dt}\:. \\ $$
Commented by kaivan.ahmadi last updated on 05/Apr/19
$${zero} \\ $$