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PIMSO 2021 - Mathematics - Grade 10 - National Round Question 7

PIMSO Maths · PIMSO 2021 - Mathematics - Grade 10 - National Round

Question 7

If $R_n=\sum_{k=1}^n\frac{2k+1}{k^4+2k^3+k^2}$, find $R_{10}$.