Determine whether the series converges or diverges.

Question

Question

1.

$$ \sum_{k=1}^{\infty} \frac{\ln (k)}{k} $$

2.

Test the series for convergence or divergence.

$$ \sum_{n=1}^{\infty}(-1)^{n} \sin \left(\frac{3 \pi}{n}\right) $$

math calculus

Answer 1

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Answer 2

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