Soon after discovering the constants A and B It is really comparatively simple to compute the integral ##int frac dx x^two + nine ## as it may now be written as two less complicated integrals. I tried but I can't see how ##A,B## are constants? Gable roofs are simple and https://gabletoppak.com/is-it-legal-to-sell-natural-mineral-water-in-gabletop-cartons-tetra-paks-and-aluminium-cans-in-india/