Right after locating the constants A and B It is reasonably uncomplicated to compute the integral ##int frac dx x^2 + 9 ## as it might now be penned as two simpler integrals. I tried but I can't see how ##A,B## are constants? Photon 'time bins' and sign security present https://gabletoppak.com/bioplastics-greenwashing-or-genuine-solution-the-truth-behind-the-hype/