Following obtaining the constants A and B It can be rather simple to compute the integral ##int frac dx x^two + 9 ## as it might now be prepared as two less complicated integrals. I tried but I can not see how ##A,B## are constants? Gable roofs are easy and https://gabletoppak.com/free-water-advertising-a-sustainable-and-emotional-path-to-powerful-brand-recognition/