Determine the convergence of ∑n=1∞13n−1\sum_{n=1}^{\infty} \frac{1}{3^n - 1}∑n=1∞3n−11.
Converges by comparison with ∑13n\sum \frac{1}{3^n}∑3n1
Diverges by comparison with ∑13n\sum \frac{1}{3^n}∑3n1
Converges by ratio test
Diverges by integral test