Just after obtaining the constants A and B It can be relatively straightforward to compute the integral ##int frac dx x^2 + 9 ## as it may possibly now be written as two easier integrals. I tried but I can not see how ##A,B## are constants? (Athletics) To dam (a https://gabletoppak.com/how-gable-top-pak-can-enhance-your-brand-and-customer-experience/