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Algebra
Level
4
If \(S_n=\displaystyle\sum_{r=1}^{n} t_{r} = \dfrac{2n^3+9n^2+13n}{6}\) for all positive integers \(n\), evaluate \(\displaystyle\sum_{r=1}^{10} \sqrt{t_r} \).
by
Parth Lohomi