After getting the constants A and B It is really reasonably simple to compute the integral ##int frac dx x^two + nine ## as it might now be penned as two simpler integrals. I attempted but I can't see how ##A,B## are constants? Photon 'time bins' and signal security show https://gabletoppak.com/what-makes-gabletop-pak-cartons-a-better-choice-than-plastic-bottles/