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Sum of series II
What is the sum of the following sequence: Σ(2k-1)^2 for k=1...n for different n?

etwa 4 Stunden vor

Gelöst

Sum of series I
What is the sum of the following sequence: Σ(2k-1) for k=1...n for different n?

etwa 4 Stunden vor

Gelöst

Times 2 - START HERE
Try out this test problem first. Given the variable x as your input, multiply it by two and put the result in y. Examples:...

etwa 8 Stunden vor