February 2019 0 21 Report
1. Sumę kwadratów kolejnych liczb naturalnych można wyrazić wzorem :
1² + 2²+ 3² ... + n² = 1/3n³ + 1/2n²+ 1/6n.
a) rozłóż wielomian S(n) = 1/3n³ + 1/2n² + 1/6n na czynniki

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