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Questions  >>  CBSE XI  >>  Math  >>  Sequences and Series
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Find the sum of $n$ terms of the series whose $n^{th}$ term is given by $n(n+1)(n+4)$

$\begin{array}{1 1}\large\frac{n(n+1)(3n^2+23n+34)}{24} \\ \large\frac{n(n+1)(3n^2+23n+24)}{12} \\ \large\frac{n(n+1)(3n^2+20n+34)}{12}\\\large\frac{n(n+1)(3n^2+23n+34)}{12}\end{array} $

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