Express the value of the series ∑[n=0->∞] (−1)^n((x^4n)/n!) in a simple expression with respect to x.
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Express the value of the series ∑[n=0->∞] (−1)^n((x^4n)/n!) in a simple expression with respect to x.
Express the value of the series ∑[n=0->∞] (−1)^n((x^4n)/n!) in a simple expression with respect to x.
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