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Formula q_205 - ArqMath20

Formula q_205 (Q152)

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Language	Label	Description	Also known as
English	Formula q_205	No description defined

Statements

arqmath formula id

q_205

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Defining formula

x - \frac{x^{3}}{3 \times 3!} + \frac{x^{5}}{5 \times 5!} - \frac{x^{7}}{7 \times 7!} + \dots = \sum_{n = 0}^{\infty} (- 1)^{n} \frac{x^{(2 n + 1)}}{(2 n + 1) \times (2 n + 1)!}

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