Soon After getting the constants A and B It is comparatively uncomplicated to compute the integral ##int frac dx x^two + nine ## as it could possibly now be written as two simpler integrals. I tried but I can not see how ##A,B## are constants? This is certainly supported by https://gabletoppak.com/is-it-legal-to-sell-natural-mineral-water-in-gabletop-cartons-tetra-paks-and-aluminium-cans-in-india/