題目 6. (10 points) Consider the power series ∑n=1∞(−3)n(x+2)nn+1\sum_{n=1}^{\infty} \dfrac{(-3)^n(x+2)^n}{\sqrt{n+1}}∑n=1∞n+1(−3)n(x+2)n. Find its maximal domain of convergence. 解答
