My table of Integrals has the overall scenario ##int frac dx x^2+a^two ## to be a 'standard' integral far too, not simply the situation the place ##a=one##. But I do think this getting a Calculus research challenge it is anticipated in the OP to figure out how to do it. https://gabletoppak.com/why-white-label-water-bottles-are-a-game-changer-for-your-brand/