Calculus II - Alternating Series Test - Pauls Online Math Notes
https://tutorial.math.lamar.edu/Classes/CalcII/AlternatingSeries.aspx
WEBNov 16, 2022 · An alternating series is any series, \(\sum {{a_n}} \), for which the series terms can be written in one of the following two forms. \[\begin{align*}{a_n} &= {\left( { - 1} \right)^n}{b_n}\hspace{0.5in}{b_n} \ge 0\\ {a_n} &= {\left( { - 1} \right)^{n + 1}}{b_n}\hspace{0.5in}{b_n} \ge 0\end{align*}\]
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