Just after locating the constants A and B It truly is somewhat very simple to compute the integral ##int frac dx x^two + 9 ## as it may possibly now be penned as two more simple integrals. I attempted but I are not able to see how ##A,B## are constants? https://gabletoppak.com/why-white-label-water-bottles-are-a-game-changer-for-your-brand/