Soon after locating the constants A and B it's rather basic to compute the integral ##int frac dx x^2 + nine ## as it could now be penned as two less difficult integrals. I tried but I are unable to see how ##A,B## are constants? Gabletop Pak provides an in https://gabletoppak.com/elevate-your-brand-with-gable-top-paks-white-label-water-packaging/