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1-x-2-1-dx-




Question Number 152701 by talminator2856791 last updated on 31/Aug/21
                    ∫_(−∞) ^( ∞)  (1/( (√(x^2 +1))))  dx
$$\: \\ $$$$\: \\ $$$$\:\:\:\:\:\:\:\:\:\:\:\:\:\:\int_{−\infty} ^{\:\infty} \:\frac{\mathrm{1}}{\:\sqrt{{x}^{\mathrm{2}} +\mathrm{1}}}\:\:{dx} \\ $$$$\: \\ $$$$\: \\ $$

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