Question Number 92935 by mathmax by abdo last updated on 09/May/20
$${calculate}\:\:\int_{\mathrm{0}} ^{\infty} \:\:\:\:\frac{\left({x}^{\mathrm{2}} −\mathrm{3}\right){dx}}{\left({x}^{\mathrm{2}} −{x}+\mathrm{1}\right)^{\mathrm{2}} } \\ $$
calculate-0-x-2-3-dx-x-2-x-1-2-