Find the interval of convergence for ∑n=1∞(x−2)n3nn\sum_{n=1}^{\infty} \frac{(x-2)^n}{3^n \sqrt{n}}∑n=1∞3nn(x−2)n.
(−1,5)(-1, 5)(−1,5)
[−1,5)[-1, 5)[−1,5)
(−1,5](-1, 5](−1,5]
[−1,5][-1, 5][−1,5]