My Table of Integrals has the general situation ##int frac dx x^2+a^two ## as being a 'conventional' integral way too, not just the situation where ##a=1##. But I feel this becoming a Calculus homework difficulty it is anticipated of your OP to determine how to make it happen. Hints were https://gabletoppak.com/india-emerges-as-the-largest-plastic-polluter-globally/