Question Number 125234 by mathmax by abdo last updated on 09/Dec/20
$$\mathrm{calculate}\:\int_{\mathrm{0}} ^{\mathrm{1}} \:\:\frac{\mathrm{dx}}{\mathrm{x}+\mathrm{2}+\sqrt{\mathrm{x}^{\mathrm{2}} +\mathrm{x}+\mathrm{1}}} \\ $$
Commented by john_santu last updated on 10/Dec/20
$${using}\:{Second}\:{Euler}\:{substitution} \\ $$