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Q-by-using-fourier-series-prove-that-n-1-1-n-1-2n-1-3-3-32-




Question Number 174766 by mnjuly1970 last updated on 10/Aug/22
      Q:  by using fourier series,        prove  that :                ๐›€=ฮฃ_(n=1) ^โˆž (((โˆ’1)^( nโˆ’1) )/((2nโˆ’1 )^( 3) )) = (๐›‘^( 3) /(32))             โˆ’โˆ’โˆ’โˆ’โˆ’โˆ’
Q:byusingfourierseries,provethat:ฮฉ=โˆ‘โˆžn=1(โˆ’1)nโˆ’1(2nโˆ’1)3=ฯ€332โˆ’โˆ’โˆ’โˆ’โˆ’โˆ’

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