As séries a = \( \sum_{n=1}^{+\infty} \dfrac{2n^2}{e^{3n}} \), b = \( \sum_{n=1}^{+\infty} \dfrac{n!}{6n} \) e c = \( = \sum_{n=1}^{+\infty} (\dfrac{n}{3n+1})^n \) são, respectivamente,
As séries a = \( \sum_{n=1}^{+\infty} \dfrac{2n^2}{e^{3n}} \), b = \( \sum_{n=1}^{+\infty} \dfrac{n!}{6n} \) e c = \( = \sum_{n=1}^{+\infty} (\dfrac{n}{3n+1})^n \) são, respectivamente,
