For the series

MATHEMATICS · Subjective · AP · Calculus BC · Infinite Sequences and Series · Infinite Sequences and Series

Problem

For the series ∑n=1∞(−1)n+11np\displaystyle\sum_{n=1}^{\infty} (-1)^{n+1}\frac{1}{n^{p}}, classify the convergence in terms of pp: give the set of pp for which the series is absolutely convergent, the set for which it is conditionally convergent, and the set for which it diverges.

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