Just after finding the constants A and B It really is rather easy to compute the integral ##int frac dx x^2 + nine ## as it may possibly now be composed as two less difficult integrals. I tried but I can not see how ##A,B## are constants? The gable close https://gabletoppak.com/bioplastics-greenwashing-or-genuine-solution-the-truth-behind-the-hype/