Which of the following series diverges by the Test for Divergence?
∑n=1∞1n2\sum_{n=1}^{\infty} \frac{1}{n^2}∑n=1∞n21
∑n=1∞nn+1\sum_{n=1}^{\infty} \frac{n}{n+1}∑n=1∞n+1n
∑n=1∞12n\sum_{n=1}^{\infty} \frac{1}{2^n}∑n=1∞2n1
∑n=1∞sin(n)n2\sum_{n=1}^{\infty} \frac{\sin(n)}{n^2}∑n=1∞n2sin(n)