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It is given that ∑∞r=11(2r−1)2=π28 and ∑∞r=11r2 is equal to π22k,then k =___ |
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Answer» It is given that ∑∞r=11(2r−1)2=π28 and ∑∞r=11r2 is equal to π22k,then k = |
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