Following discovering the constants A and B It really is comparatively basic to compute the integral ##int frac dx x^2 + 9 ## as it can now be written as two simpler integrals. I attempted but I simply cannot see how ##A,B## are constants? In summary, the gable roof is https://gabletoppak.com/choosing-between-gable-top-packaging-and-plastic-bottles-for-your-beverage-business/