Find the radius of convergence for ∑n=1∞xnn2/n\sum_{n=1}^{\infty} \frac{x^n}{n^{2/n}}∑n=1∞n2/nxn using the root test.
R=0R = 0R=0
R=1R = 1R=1
R=2R = 2R=2
R=∞R = \inftyR=∞