Let f(x)=2+∣x∣(-1≤x≤）expand into the Fourier series with period 2, and find the sum of series... - 道道学堂问答

Let f(x)=2+∣x∣(-1≤x≤）expand into the Fourier series with period 2, and find the sum of series...

匿名用户最后更新于 2021-08-09 19:42 数学类Mathematics

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