Just After finding the constants A and B it's relatively easy to compute the integral ##int frac dx x^two + nine ## as it could possibly now be penned as two more simple integrals. I attempted but I are not able to see how ##A,B## are constants? , or flat. https://gabletoppak.com/best-alternatives-to-plastic-water-bottles-in-kerala-for-a-greener-future/