Immediately after acquiring the constants A and B It truly is reasonably basic to compute the integral ##int frac dx x^2 + 9 ## as it could now be prepared as two easier integrals. I tried but I can not see how ##A,B## are constants? The exponential dies off speedier https://gabletoppak.com/choosing-between-gable-top-packaging-and-plastic-bottles-for-your-beverage-business/