1 Jan 2021 Question of the Day By Maths Grinds /Posted Bystephen/Comments0 Test for absolute convergence: $\displaystyle\sum_{n=1}^{\infty}\frac{(x-4)^n}{ n }$ https://mathsgrinds.ie/wp-content/uploads/2020/12/2020-12-26_22-40-40.mp4