My table of Integrals has the general circumstance ##int frac dx x^two+a^2 ## as being a 'regular' integral as well, not just the situation the place ##a=1##. But I think this remaining a Calculus research dilemma it is anticipated on the OP to determine how to make it happen. Hints https://gabletoppak.com/boost-your-brand-with-premium-white-label-water-bottles/