Question Number 62198 by maxmathsup by imad last updated on 17/Jun/19
$${find}\:\int\int_{\left[\mathrm{0},\mathrm{1}\right]} \:\:\:\:\frac{{x}^{\mathrm{2}} −{y}^{\mathrm{2}} }{\mathrm{3}−\sqrt{{x}^{\mathrm{2}} +{y}^{\mathrm{2}} }}\:{dxdy}\:. \\ $$