Ononot — If the sum of the first n terms of an AP is Sn = 2n^2 + 3n,

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Arithmetic Sequenceshard

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If the sum of the first $n$ terms of an AP is $S_n = 2n^2 + 3n$ , and the $k^{\text{th}}$ term is $97$ , find the value of $k$ .